215156665

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61211}}^1$

素因数の和:61272

約数の個数: 16

約数和(自身を含む): 279126720

約数和(自身を除く): 63970055

約数列:

[1, 5, 19, 37, 95, 185, 703, 3515, 61211, 306055, 1163009, 2264807, 5815045, 11324035, 43031333, 215156665]

約数ペア:

[(1, 215156665), (5, 43031333), (19, 11324035), (37, 5815045), (95, 2264807), (185, 1163009), (703, 306055), (3515, 61211)]