47718405

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 108838080

約数和(自身を除く): 61119675

約数列:

[1, 3, 5, 7, 9, 15, 17, 19, 21, 35, 45, 49, 51, 57, 63, 67, 85, 95, 105, 119, 133, 147, 153, 171, 201, 245, 255, 285, 315, 323, 335, 357, 399, 441, 469, 595, 603, 665, 735, 765, 833, 855, 931, 969, 1005, 1071, 1139, 1197, 1273, 1407, 1615, 1785, 1995, 2205, 2261, 2345, 2499, 2793, 2907, 3015, 3283, 3417, 3819, 4165, 4221, 4655, 4845, 5355, 5695, 5985, 6365, 6783, 7035, 7497, 7973, 8379, 8911, 9849, 10251, 11305, 11457, 12495, 13965, 14535, 15827, 16415, 17085, 19095, 20349, 21105, 21641, 23919, 26733, 29547, 33915, 37485, 39865, 41895, 44555, 47481, 49245, 51255, 55811, 57285, 62377, 64923, 71757, 79135, 80199, 101745, 108205, 119595, 133665, 142443, 147735, 151487, 167433, 187131, 194769, 237405, 279055, 311885, 324615, 358785, 400995, 454461, 502299, 561393, 712215, 757435, 837165, 935655, 973845, 1060409, 1363383, 2272305, 2511495, 2806965, 3181227, 5302045, 6816915, 9543681, 15906135, 47718405]

約数ペア:

[(1, 47718405), (3, 15906135), (5, 9543681), (7, 6816915), (9, 5302045), (15, 3181227), (17, 2806965), (19, 2511495), (21, 2272305), (35, 1363383), (45, 1060409), (49, 973845), (51, 935655), (57, 837165), (63, 757435), (67, 712215), (85, 561393), (95, 502299), (105, 454461), (119, 400995), (133, 358785), (147, 324615), (153, 311885), (171, 279055), (201, 237405), (245, 194769), (255, 187131), (285, 167433), (315, 151487), (323, 147735), (335, 142443), (357, 133665), (399, 119595), (441, 108205), (469, 101745), (595, 80199), (603, 79135), (665, 71757), (735, 64923), (765, 62377), (833, 57285), (855, 55811), (931, 51255), (969, 49245), (1005, 47481), (1071, 44555), (1139, 41895), (1197, 39865), (1273, 37485), (1407, 33915), (1615, 29547), (1785, 26733), (1995, 23919), (2205, 21641), (2261, 21105), (2345, 20349), (2499, 19095), (2793, 17085), (2907, 16415), (3015, 15827), (3283, 14535), (3417, 13965), (3819, 12495), (4165, 11457), (4221, 11305), (4655, 10251), (4845, 9849), (5355, 8911), (5695, 8379), (5985, 7973), (6365, 7497), (6783, 7035)]