201326223

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{443}}^1$

素因数の和:556

約数の個数: 64

約数和(自身を含む): 347811840

約数和(自身を除く): 146485617

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 67, 119, 133, 201, 323, 357, 399, 443, 469, 969, 1139, 1273, 1329, 1407, 2261, 3101, 3417, 3819, 6783, 7531, 7973, 8417, 8911, 9303, 21641, 22593, 23919, 25251, 26733, 29681, 52717, 58919, 64923, 89043, 143089, 151487, 158151, 176757, 207767, 429267, 454461, 504577, 563939, 623301, 1001623, 1513731, 1691817, 3004869, 3532039, 3947573, 9586963, 10596117, 11842719, 28760889, 67108741, 201326223]

約数ペア:

[(1, 201326223), (3, 67108741), (7, 28760889), (17, 11842719), (19, 10596117), (21, 9586963), (51, 3947573), (57, 3532039), (67, 3004869), (119, 1691817), (133, 1513731), (201, 1001623), (323, 623301), (357, 563939), (399, 504577), (443, 454461), (469, 429267), (969, 207767), (1139, 176757), (1273, 158151), (1329, 151487), (1407, 143089), (2261, 89043), (3101, 64923), (3417, 58919), (3819, 52717), (6783, 29681), (7531, 26733), (7973, 25251), (8417, 23919), (8911, 22593), (9303, 21641)]