157218566421

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{907}}^1\times {\mathrm{1847}}^1$

素因数の和:2914

約数の個数: 64

約数和(自身を含む): 248073154560

約数和(自身を除く): 90854588139

約数列:

[1, 3, 7, 21, 41, 109, 123, 287, 327, 763, 861, 907, 1847, 2289, 2721, 4469, 5541, 6349, 12929, 13407, 19047, 31283, 37187, 38787, 75727, 93849, 98863, 111561, 201323, 227181, 260309, 296589, 530089, 603969, 692041, 780927, 1409261, 1590267, 1675229, 2076123, 4053383, 4227783, 5025687, 8254243, 11726603, 12160149, 24762729, 28373681, 35179809, 57779701, 68684389, 85121043, 173339103, 182599961, 206053167, 480790723, 547799883, 1278199727, 1442372169, 3834599181, 7486598401, 22459795203, 52406188807, 157218566421]

約数ペア:

[(1, 157218566421), (3, 52406188807), (7, 22459795203), (21, 7486598401), (41, 3834599181), (109, 1442372169), (123, 1278199727), (287, 547799883), (327, 480790723), (763, 206053167), (861, 182599961), (907, 173339103), (1847, 85121043), (2289, 68684389), (2721, 57779701), (4469, 35179809), (5541, 28373681), (6349, 24762729), (12929, 12160149), (13407, 11726603), (19047, 8254243), (31283, 5025687), (37187, 4227783), (38787, 4053383), (75727, 2076123), (93849, 1675229), (98863, 1590267), (111561, 1409261), (201323, 780927), (227181, 692041), (260309, 603969), (296589, 530089)]