31903135

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 44712000

約数和(自身を除く): 12808865

約数列:

[1, 5, 11, 17, 55, 85, 149, 187, 229, 745, 935, 1145, 1639, 2519, 2533, 3893, 8195, 12595, 12665, 19465, 27863, 34121, 42823, 139315, 170605, 214115, 375331, 580057, 1876655, 2900285, 6380627, 31903135]

約数ペア:

[(1, 31903135), (5, 6380627), (11, 2900285), (17, 1876655), (55, 580057), (85, 375331), (149, 214115), (187, 170605), (229, 139315), (745, 42823), (935, 34121), (1145, 27863), (1639, 19465), (2519, 12665), (2533, 12595), (3893, 8195)]