15904615

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:327

約数の個数: 32

約数和(自身を含む): 21772800

約数和(自身を除く): 5868185

約数列:

[1, 5, 19, 23, 29, 95, 115, 145, 251, 437, 551, 667, 1255, 2185, 2755, 3335, 4769, 5773, 7279, 12673, 23845, 28865, 36395, 63365, 109687, 138301, 167417, 548435, 691505, 837085, 3180923, 15904615]

約数ペア:

[(1, 15904615), (5, 3180923), (19, 837085), (23, 691505), (29, 548435), (95, 167417), (115, 138301), (145, 109687), (251, 63365), (437, 36395), (551, 28865), (667, 23845), (1255, 12673), (2185, 7279), (2755, 5773), (3335, 4769)]