15717390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:425

約数の個数: 64

約数和(自身を含む): 41029632

約数和(自身を除く): 25312242

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 191, 195, 211, 382, 390, 422, 573, 633, 955, 1055, 1146, 1266, 1910, 2110, 2483, 2743, 2865, 3165, 4966, 5486, 5730, 6330, 7449, 8229, 12415, 13715, 14898, 16458, 24830, 27430, 37245, 40301, 41145, 74490, 80602, 82290, 120903, 201505, 241806, 403010, 523913, 604515, 1047826, 1209030, 1571739, 2619565, 3143478, 5239130, 7858695, 15717390]

約数ペア:

[(1, 15717390), (2, 7858695), (3, 5239130), (5, 3143478), (6, 2619565), (10, 1571739), (13, 1209030), (15, 1047826), (26, 604515), (30, 523913), (39, 403010), (65, 241806), (78, 201505), (130, 120903), (191, 82290), (195, 80602), (211, 74490), (382, 41145), (390, 40301), (422, 37245), (573, 27430), (633, 24830), (955, 16458), (1055, 14898), (1146, 13715), (1266, 12415), (1910, 8229), (2110, 7449), (2483, 6330), (2743, 5730), (2865, 5486), (3165, 4966)]