201281795

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1429}}^1$

素因数の和:1655

約数の個数: 32

約数和(自身を含む): 285405120

約数和(自身を除く): 84123325

約数列:

[1, 5, 11, 13, 55, 65, 143, 197, 715, 985, 1429, 2167, 2561, 7145, 10835, 12805, 15719, 18577, 28171, 78595, 92885, 140855, 204347, 281513, 1021735, 1407565, 3096643, 3659669, 15483215, 18298345, 40256359, 201281795]

約数ペア:

[(1, 201281795), (5, 40256359), (11, 18298345), (13, 15483215), (55, 3659669), (65, 3096643), (143, 1407565), (197, 1021735), (715, 281513), (985, 204347), (1429, 140855), (2167, 92885), (2561, 78595), (7145, 28171), (10835, 18577), (12805, 15719)]