28431392

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{59}}^1$

素因数の和:154

約数の個数: 72

約数和(自身を含む): 63821520

約数和(自身を除く): 35390128

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 37, 44, 59, 74, 88, 118, 148, 176, 236, 296, 352, 407, 472, 592, 649, 814, 944, 1184, 1298, 1369, 1628, 1888, 2183, 2596, 2738, 3256, 4366, 5192, 5476, 6512, 8732, 10384, 10952, 13024, 15059, 17464, 20768, 21904, 24013, 30118, 34928, 43808, 48026, 60236, 69856, 80771, 96052, 120472, 161542, 192104, 240944, 323084, 384208, 481888, 646168, 768416, 888481, 1292336, 1776962, 2584672, 3553924, 7107848, 14215696, 28431392]

約数ペア:

[(1, 28431392), (2, 14215696), (4, 7107848), (8, 3553924), (11, 2584672), (16, 1776962), (22, 1292336), (32, 888481), (37, 768416), (44, 646168), (59, 481888), (74, 384208), (88, 323084), (118, 240944), (148, 192104), (176, 161542), (236, 120472), (296, 96052), (352, 80771), (407, 69856), (472, 60236), (592, 48026), (649, 43808), (814, 34928), (944, 30118), (1184, 24013), (1298, 21904), (1369, 20768), (1628, 17464), (1888, 15059), (2183, 13024), (2596, 10952), (2738, 10384), (3256, 8732), (4366, 6512), (5192, 5476)]