12671385

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 21548160

約数和(自身を除く): 8876775

約数列:

[1, 3, 5, 15, 19, 57, 95, 173, 257, 285, 519, 771, 865, 1285, 2595, 3287, 3855, 4883, 9861, 14649, 16435, 24415, 44461, 49305, 73245, 133383, 222305, 666915, 844759, 2534277, 4223795, 12671385]

約数ペア:

[(1, 12671385), (3, 4223795), (5, 2534277), (15, 844759), (19, 666915), (57, 222305), (95, 133383), (173, 73245), (257, 49305), (285, 44461), (519, 24415), (771, 16435), (865, 14649), (1285, 9861), (2595, 4883), (3287, 3855)]