61089885

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 109631808

約数和(自身を除く): 48541923

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 131, 215, 241, 387, 393, 645, 655, 723, 1179, 1205, 1935, 1965, 2169, 3615, 5633, 5895, 10363, 10845, 16899, 28165, 31089, 31571, 50697, 51815, 84495, 93267, 94713, 155445, 157855, 253485, 284139, 466335, 473565, 1357553, 1420695, 4072659, 6787765, 12217977, 20363295, 61089885]

約数ペア:

[(1, 61089885), (3, 20363295), (5, 12217977), (9, 6787765), (15, 4072659), (43, 1420695), (45, 1357553), (129, 473565), (131, 466335), (215, 284139), (241, 253485), (387, 157855), (393, 155445), (645, 94713), (655, 93267), (723, 84495), (1179, 51815), (1205, 50697), (1935, 31571), (1965, 31089), (2169, 28165), (3615, 16899), (5633, 10845), (5895, 10363)]