68931555

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1613}}^1$

素因数の和:1676

約数の個数: 64

約数和(自身を含む): 141308928

約数和(自身を除く): 72377373

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 37, 55, 77, 105, 111, 165, 185, 231, 259, 385, 407, 555, 777, 1155, 1221, 1295, 1613, 2035, 2849, 3885, 4839, 6105, 8065, 8547, 11291, 14245, 17743, 24195, 33873, 42735, 53229, 56455, 59681, 88715, 124201, 169365, 179043, 266145, 298405, 372603, 417767, 621005, 656491, 895215, 1253301, 1863015, 1969473, 2088835, 3282455, 4595437, 6266505, 9847365, 13786311, 22977185, 68931555]

約数ペア:

[(1, 68931555), (3, 22977185), (5, 13786311), (7, 9847365), (11, 6266505), (15, 4595437), (21, 3282455), (33, 2088835), (35, 1969473), (37, 1863015), (55, 1253301), (77, 895215), (105, 656491), (111, 621005), (165, 417767), (185, 372603), (231, 298405), (259, 266145), (385, 179043), (407, 169365), (555, 124201), (777, 88715), (1155, 59681), (1221, 56455), (1295, 53229), (1613, 42735), (2035, 33873), (2849, 24195), (3885, 17743), (4839, 14245), (6105, 11291), (8065, 8547)]