28526670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13781}}^1$

素因数の和:13817

約数の個数: 48

約数和(自身を含む): 77399712

約数和(自身を除く): 48873042

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 13781, 27562, 41343, 68905, 82686, 124029, 137810, 206715, 248058, 316963, 413430, 620145, 633926, 950889, 1240290, 1584815, 1901778, 2852667, 3169630, 4754445, 5705334, 9508890, 14263335, 28526670]

約数ペア:

[(1, 28526670), (2, 14263335), (3, 9508890), (5, 5705334), (6, 4754445), (9, 3169630), (10, 2852667), (15, 1901778), (18, 1584815), (23, 1240290), (30, 950889), (45, 633926), (46, 620145), (69, 413430), (90, 316963), (115, 248058), (138, 206715), (207, 137810), (230, 124029), (345, 82686), (414, 68905), (690, 41343), (1035, 27562), (2070, 13781)]