31271245

素因数分解:

$5^1\times {\mathrm{17}}^3\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:142

約数の個数: 32

約数和(自身を含む): 42595200

約数和(自身を除く): 11323955

約数列:

[1, 5, 17, 19, 67, 85, 95, 289, 323, 335, 1139, 1273, 1445, 1615, 4913, 5491, 5695, 6365, 19363, 21641, 24565, 27455, 93347, 96815, 108205, 329171, 367897, 466735, 1645855, 1839485, 6254249, 31271245]

約数ペア:

[(1, 31271245), (5, 6254249), (17, 1839485), (19, 1645855), (67, 466735), (85, 367897), (95, 329171), (289, 108205), (323, 96815), (335, 93347), (1139, 27455), (1273, 24565), (1445, 21641), (1615, 19363), (4913, 6365), (5491, 5695)]