28868805

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{599}}^1$

素因数の和:640

約数の個数: 80

約数和(自身を含む): 62726400

約数和(自身を除く): 33857595

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 51, 63, 81, 85, 105, 119, 135, 153, 189, 255, 315, 357, 405, 459, 567, 595, 599, 765, 945, 1071, 1377, 1785, 1797, 2295, 2835, 2995, 3213, 4193, 5355, 5391, 6885, 8985, 9639, 10183, 12579, 16065, 16173, 20965, 26955, 30549, 37737, 48195, 48519, 50915, 62895, 71281, 80865, 91647, 113211, 152745, 188685, 213843, 242595, 274941, 339633, 356405, 458235, 566055, 641529, 824823, 1069215, 1374705, 1698165, 1924587, 3207645, 4124115, 5773761, 9622935, 28868805]

約数ペア:

[(1, 28868805), (3, 9622935), (5, 5773761), (7, 4124115), (9, 3207645), (15, 1924587), (17, 1698165), (21, 1374705), (27, 1069215), (35, 824823), (45, 641529), (51, 566055), (63, 458235), (81, 356405), (85, 339633), (105, 274941), (119, 242595), (135, 213843), (153, 188685), (189, 152745), (255, 113211), (315, 91647), (357, 80865), (405, 71281), (459, 62895), (567, 50915), (595, 48519), (599, 48195), (765, 37737), (945, 30549), (1071, 26955), (1377, 20965), (1785, 16173), (1797, 16065), (2295, 12579), (2835, 10183), (2995, 9639), (3213, 8985), (4193, 6885), (5355, 5391)]