1997183763

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{3727}}^1$

素因数の和:4048

約数の個数: 32

約数和(自身を含む): 3006259200

約数和(自身を除く): 1009075437

約数列:

[1, 3, 9, 27, 89, 223, 267, 669, 801, 2007, 2403, 3727, 6021, 11181, 19847, 33543, 59541, 100629, 178623, 331703, 535869, 831121, 995109, 2493363, 2985327, 7480089, 8955981, 22440267, 73969769, 221909307, 665727921, 1997183763]

約数ペア:

[(1, 1997183763), (3, 665727921), (9, 221909307), (27, 73969769), (89, 22440267), (223, 8955981), (267, 7480089), (669, 2985327), (801, 2493363), (2007, 995109), (2403, 831121), (3727, 535869), (6021, 331703), (11181, 178623), (19847, 100629), (33543, 59541)]