87103216

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{421}}^1$

素因数の和:689

約数の個数: 40

約数和(自身を含む): 172577744

約数和(自身を除く): 85474528

約数列:

[1, 2, 4, 8, 16, 67, 134, 193, 268, 386, 421, 536, 772, 842, 1072, 1544, 1684, 3088, 3368, 6736, 12931, 25862, 28207, 51724, 56414, 81253, 103448, 112828, 162506, 206896, 225656, 325012, 451312, 650024, 1300048, 5443951, 10887902, 21775804, 43551608, 87103216]

約数ペア:

[(1, 87103216), (2, 43551608), (4, 21775804), (8, 10887902), (16, 5443951), (67, 1300048), (134, 650024), (193, 451312), (268, 325012), (386, 225656), (421, 206896), (536, 162506), (772, 112828), (842, 103448), (1072, 81253), (1544, 56414), (1684, 51724), (3088, 28207), (3368, 25862), (6736, 12931)]