13720356

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1543}}^1$

素因数の和:1585

約数の個数: 72

約数和(自身を含む): 39341120

約数和(自身を除く): 25620764

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 1543, 2223, 2964, 3086, 4446, 4629, 6172, 8892, 9258, 13887, 18516, 20059, 27774, 29317, 40118, 55548, 58634, 60177, 80236, 87951, 117268, 120354, 175902, 180531, 240708, 263853, 351804, 361062, 381121, 527706, 722124, 762242, 1055412, 1143363, 1524484, 2286726, 3430089, 4573452, 6860178, 13720356]

約数ペア:

[(1, 13720356), (2, 6860178), (3, 4573452), (4, 3430089), (6, 2286726), (9, 1524484), (12, 1143363), (13, 1055412), (18, 762242), (19, 722124), (26, 527706), (36, 381121), (38, 361062), (39, 351804), (52, 263853), (57, 240708), (76, 180531), (78, 175902), (114, 120354), (117, 117268), (156, 87951), (171, 80236), (228, 60177), (234, 58634), (247, 55548), (342, 40118), (468, 29317), (494, 27774), (684, 20059), (741, 18516), (988, 13887), (1482, 9258), (1543, 8892), (2223, 6172), (2964, 4629), (3086, 4446)]