3894705

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 7278336

約数和(自身を除く): 3383631

約数列:

[1, 3, 5, 9, 15, 23, 45, 53, 69, 71, 115, 159, 207, 213, 265, 345, 355, 477, 639, 795, 1035, 1065, 1219, 1633, 2385, 3195, 3657, 3763, 4899, 6095, 8165, 10971, 11289, 14697, 18285, 18815, 24495, 33867, 54855, 56445, 73485, 86549, 169335, 259647, 432745, 778941, 1298235, 3894705]

約数ペア:

[(1, 3894705), (3, 1298235), (5, 778941), (9, 432745), (15, 259647), (23, 169335), (45, 86549), (53, 73485), (69, 56445), (71, 54855), (115, 33867), (159, 24495), (207, 18815), (213, 18285), (265, 14697), (345, 11289), (355, 10971), (477, 8165), (639, 6095), (795, 4899), (1035, 3763), (1065, 3657), (1219, 3195), (1633, 2385)]