256317237

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{3581}}^1$

素因数の和:3842

約数の個数: 32

約数和(自身を含む): 416085120

約数和(自身を除く): 159767883

約数列:

[1, 3, 9, 11, 27, 33, 99, 241, 297, 723, 2169, 2651, 3581, 6507, 7953, 10743, 23859, 32229, 39391, 71577, 96687, 118173, 354519, 863021, 1063557, 2589063, 7767189, 9493231, 23301567, 28479693, 85439079, 256317237]

約数ペア:

[(1, 256317237), (3, 85439079), (9, 28479693), (11, 23301567), (27, 9493231), (33, 7767189), (99, 2589063), (241, 1063557), (297, 863021), (723, 354519), (2169, 118173), (2651, 96687), (3581, 71577), (6507, 39391), (7953, 32229), (10743, 23859)]