261036360021

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1\times {\mathrm{619}}^1\times {\mathrm{6449}}^1$

素因数の和:7449

約数の個数: 32

約数和(自身を含む): 354727296000

約数和(自身を除く): 93690935979

約数列:

[1, 3, 71, 213, 307, 619, 921, 1857, 6449, 19347, 21797, 43949, 65391, 131847, 190033, 457879, 570099, 1373637, 1979843, 3991931, 5939529, 11975793, 13492343, 40477029, 140568853, 283427101, 421706559, 850281303, 1225522817, 3676568451, 87012120007, 261036360021]

約数ペア:

[(1, 261036360021), (3, 87012120007), (71, 3676568451), (213, 1225522817), (307, 850281303), (619, 421706559), (921, 283427101), (1857, 140568853), (6449, 40477029), (19347, 13492343), (21797, 11975793), (43949, 5939529), (65391, 3991931), (131847, 1979843), (190033, 1373637), (457879, 570099)]