31111190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 65691648

約数和(自身を除く): 34580458

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 127, 131, 170, 187, 254, 262, 374, 635, 655, 935, 1270, 1310, 1397, 1441, 1870, 2159, 2227, 2794, 2882, 4318, 4454, 6985, 7205, 10795, 11135, 13970, 14410, 16637, 21590, 22270, 23749, 24497, 33274, 47498, 48994, 83185, 118745, 122485, 166370, 183007, 237490, 244970, 282829, 366014, 565658, 915035, 1414145, 1830070, 2828290, 3111119, 6222238, 15555595, 31111190]

約数ペア:

[(1, 31111190), (2, 15555595), (5, 6222238), (10, 3111119), (11, 2828290), (17, 1830070), (22, 1414145), (34, 915035), (55, 565658), (85, 366014), (110, 282829), (127, 244970), (131, 237490), (170, 183007), (187, 166370), (254, 122485), (262, 118745), (374, 83185), (635, 48994), (655, 47498), (935, 33274), (1270, 24497), (1310, 23749), (1397, 22270), (1441, 21590), (1870, 16637), (2159, 14410), (2227, 13970), (2794, 11135), (2882, 10795), (4318, 7205), (4454, 6985)]