15421912705

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{18587}}^1$

素因数の和:18777

約数の個数: 32

約数和(自身を含む): 19657479168

約数和(自身を除く): 4235566463

約数列:

[1, 5, 31, 53, 101, 155, 265, 505, 1643, 3131, 5353, 8215, 15655, 18587, 26765, 92935, 165943, 576197, 829715, 985111, 1877287, 2880985, 4925555, 9386435, 30538441, 58195897, 99496211, 152692205, 290979485, 497481055, 3084382541, 15421912705]

約数ペア:

[(1, 15421912705), (5, 3084382541), (31, 497481055), (53, 290979485), (101, 152692205), (155, 99496211), (265, 58195897), (505, 30538441), (1643, 9386435), (3131, 4925555), (5353, 2880985), (8215, 1877287), (15655, 985111), (18587, 829715), (26765, 576197), (92935, 165943)]