287243528

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{251087}}^1$

素因数の和:251117

約数の個数: 32

約数和(自身を含む): 632741760

約数和(自身を除く): 345498232

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 251087, 502174, 1004348, 2008696, 2761957, 3264131, 5523914, 6528262, 11047828, 13056524, 22095656, 26113048, 35905441, 71810882, 143621764, 287243528]

約数ペア:

[(1, 287243528), (2, 143621764), (4, 71810882), (8, 35905441), (11, 26113048), (13, 22095656), (22, 13056524), (26, 11047828), (44, 6528262), (52, 5523914), (88, 3264131), (104, 2761957), (143, 2008696), (286, 1004348), (572, 502174), (1144, 251087)]