15121548

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:511

約数の個数: 72

約数和(自身を含む): 41787200

約数和(自身を除く): 26665652

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 79, 117, 156, 158, 234, 237, 316, 409, 468, 474, 711, 818, 948, 1027, 1227, 1422, 1636, 2054, 2454, 2844, 3081, 3681, 4108, 4908, 5317, 6162, 7362, 9243, 10634, 12324, 14724, 15951, 18486, 21268, 31902, 32311, 36972, 47853, 63804, 64622, 95706, 96933, 129244, 191412, 193866, 290799, 387732, 420043, 581598, 840086, 1163196, 1260129, 1680172, 2520258, 3780387, 5040516, 7560774, 15121548]

約数ペア:

[(1, 15121548), (2, 7560774), (3, 5040516), (4, 3780387), (6, 2520258), (9, 1680172), (12, 1260129), (13, 1163196), (18, 840086), (26, 581598), (36, 420043), (39, 387732), (52, 290799), (78, 193866), (79, 191412), (117, 129244), (156, 96933), (158, 95706), (234, 64622), (237, 63804), (316, 47853), (409, 36972), (468, 32311), (474, 31902), (711, 21268), (818, 18486), (948, 15951), (1027, 14724), (1227, 12324), (1422, 10634), (1636, 9243), (2054, 7362), (2454, 6162), (2844, 5317), (3081, 4908), (3681, 4108)]