20171304951

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{263}}^1$

素因数の和:529

約数の個数: 96

約数和(自身を含む): 33268359168

約数和(自身を除く): 13097054217

約数列:

[1, 3, 7, 19, 21, 57, 67, 133, 151, 201, 263, 361, 399, 453, 469, 789, 1057, 1083, 1273, 1407, 1841, 2527, 2869, 3171, 3819, 4997, 5523, 7581, 8607, 8911, 10117, 14991, 17621, 20083, 24187, 26733, 30351, 34979, 39713, 52863, 54511, 60249, 70819, 72561, 94943, 104937, 119139, 123347, 163533, 169309, 192223, 212457, 277991, 284829, 334799, 370041, 381577, 507927, 576669, 664601, 754547, 833973, 1004397, 1144731, 1345561, 1993803, 2263641, 2343593, 2660771, 3652237, 4036683, 5281829, 6361181, 7030779, 7982313, 10956711, 14336393, 15845487, 18625397, 19083543, 25565659, 43009179, 44528267, 50554649, 55876191, 76696977, 100354751, 133584801, 151663947, 301064253, 353882543, 960538331, 1061647629, 2881614993, 6723768317, 20171304951]

約数ペア:

[(1, 20171304951), (3, 6723768317), (7, 2881614993), (19, 1061647629), (21, 960538331), (57, 353882543), (67, 301064253), (133, 151663947), (151, 133584801), (201, 100354751), (263, 76696977), (361, 55876191), (399, 50554649), (453, 44528267), (469, 43009179), (789, 25565659), (1057, 19083543), (1083, 18625397), (1273, 15845487), (1407, 14336393), (1841, 10956711), (2527, 7982313), (2869, 7030779), (3171, 6361181), (3819, 5281829), (4997, 4036683), (5523, 3652237), (7581, 2660771), (8607, 2343593), (8911, 2263641), (10117, 1993803), (14991, 1345561), (17621, 1144731), (20083, 1004397), (24187, 833973), (26733, 754547), (30351, 664601), (34979, 576669), (39713, 507927), (52863, 381577), (54511, 370041), (60249, 334799), (70819, 284829), (72561, 277991), (94943, 212457), (104937, 192223), (119139, 169309), (123347, 163533)]