31470495

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{911}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 59885568

約数和(自身を除く): 28415073

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 49, 105, 141, 147, 235, 245, 329, 705, 735, 911, 987, 1645, 2303, 2733, 4555, 4935, 6377, 6909, 11515, 13665, 19131, 31885, 34545, 42817, 44639, 95655, 128451, 133917, 214085, 223195, 299719, 642255, 669585, 899157, 1498595, 2098033, 4495785, 6294099, 10490165, 31470495]

約数ペア:

[(1, 31470495), (3, 10490165), (5, 6294099), (7, 4495785), (15, 2098033), (21, 1498595), (35, 899157), (47, 669585), (49, 642255), (105, 299719), (141, 223195), (147, 214085), (235, 133917), (245, 128451), (329, 95655), (705, 44639), (735, 42817), (911, 34545), (987, 31885), (1645, 19131), (2303, 13665), (2733, 11515), (4555, 6909), (4935, 6377)]