289335975

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{4091}}^1$

素因数の和:4168

約数の個数: 48

約数和(自身を含む): 511467264

約数和(自身を除く): 222131289

約数列:

[1, 3, 5, 15, 23, 25, 41, 69, 75, 115, 123, 205, 345, 575, 615, 943, 1025, 1725, 2829, 3075, 4091, 4715, 12273, 14145, 20455, 23575, 61365, 70725, 94093, 102275, 167731, 282279, 306825, 470465, 503193, 838655, 1411395, 2352325, 2515965, 3857813, 4193275, 7056975, 11573439, 12579825, 19289065, 57867195, 96445325, 289335975]

約数ペア:

[(1, 289335975), (3, 96445325), (5, 57867195), (15, 19289065), (23, 12579825), (25, 11573439), (41, 7056975), (69, 4193275), (75, 3857813), (115, 2515965), (123, 2352325), (205, 1411395), (345, 838655), (575, 503193), (615, 470465), (943, 306825), (1025, 282279), (1725, 167731), (2829, 102275), (3075, 94093), (4091, 70725), (4715, 61365), (12273, 23575), (14145, 20455)]