15557984

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:423

約数の個数: 48

約数和(自身を含む): 33339600

約数和(自身を除く): 17781616

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 149, 208, 251, 298, 416, 502, 596, 1004, 1192, 1937, 2008, 2384, 3263, 3874, 4016, 4768, 6526, 7748, 8032, 13052, 15496, 26104, 30992, 37399, 52208, 61984, 74798, 104416, 149596, 299192, 486187, 598384, 972374, 1196768, 1944748, 3889496, 7778992, 15557984]

約数ペア:

[(1, 15557984), (2, 7778992), (4, 3889496), (8, 1944748), (13, 1196768), (16, 972374), (26, 598384), (32, 486187), (52, 299192), (104, 149596), (149, 104416), (208, 74798), (251, 61984), (298, 52208), (416, 37399), (502, 30992), (596, 26104), (1004, 15496), (1192, 13052), (1937, 8032), (2008, 7748), (2384, 6526), (3263, 4768), (3874, 4016)]