251540172

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{4931}}^1$

素因数の和:5063

約数の個数: 72

約数和(自身を含む): 691170480

約数和(自身を除く): 439630308

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 109, 117, 156, 218, 234, 327, 436, 468, 654, 981, 1308, 1417, 1962, 2834, 3924, 4251, 4931, 5668, 8502, 9862, 12753, 14793, 17004, 19724, 25506, 29586, 44379, 51012, 59172, 64103, 88758, 128206, 177516, 192309, 256412, 384618, 537479, 576927, 769236, 1074958, 1153854, 1612437, 2149916, 2307708, 3224874, 4837311, 6449748, 6987227, 9674622, 13974454, 19349244, 20961681, 27948908, 41923362, 62885043, 83846724, 125770086, 251540172]

約数ペア:

[(1, 251540172), (2, 125770086), (3, 83846724), (4, 62885043), (6, 41923362), (9, 27948908), (12, 20961681), (13, 19349244), (18, 13974454), (26, 9674622), (36, 6987227), (39, 6449748), (52, 4837311), (78, 3224874), (109, 2307708), (117, 2149916), (156, 1612437), (218, 1153854), (234, 1074958), (327, 769236), (436, 576927), (468, 537479), (654, 384618), (981, 256412), (1308, 192309), (1417, 177516), (1962, 128206), (2834, 88758), (3924, 64103), (4251, 59172), (4931, 51012), (5668, 44379), (8502, 29586), (9862, 25506), (12753, 19724), (14793, 17004)]