55274565

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^2$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 97187904

約数和(自身を除く): 41913339

約数列:

[1, 3, 5, 15, 17, 43, 51, 71, 85, 129, 213, 215, 255, 355, 645, 731, 1065, 1207, 2193, 3053, 3621, 3655, 5041, 6035, 9159, 10965, 15123, 15265, 18105, 25205, 45795, 51901, 75615, 85697, 155703, 216763, 257091, 259505, 428485, 650289, 778515, 1083815, 1285455, 3251445, 3684971, 11054913, 18424855, 55274565]

約数ペア:

[(1, 55274565), (3, 18424855), (5, 11054913), (15, 3684971), (17, 3251445), (43, 1285455), (51, 1083815), (71, 778515), (85, 650289), (129, 428485), (213, 259505), (215, 257091), (255, 216763), (355, 155703), (645, 85697), (731, 75615), (1065, 51901), (1207, 45795), (2193, 25205), (3053, 18105), (3621, 15265), (3655, 15123), (5041, 10965), (6035, 9159)]