30031715

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:443

約数の個数: 32

約数和(自身を含む): 43130880

約数和(自身を除く): 13099165

約数列:

[1, 5, 7, 31, 35, 89, 155, 217, 311, 445, 623, 1085, 1555, 2177, 2759, 3115, 9641, 10885, 13795, 19313, 27679, 48205, 67487, 96565, 138395, 193753, 337435, 858049, 968765, 4290245, 6006343, 30031715]

約数ペア:

[(1, 30031715), (5, 6006343), (7, 4290245), (31, 968765), (35, 858049), (89, 337435), (155, 193753), (217, 138395), (311, 96565), (445, 67487), (623, 48205), (1085, 27679), (1555, 19313), (2177, 13795), (2759, 10885), (3115, 9641)]