31366017

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 50552320

約数和(自身を除く): 19186303

約数列:

[1, 3, 9, 19, 31, 57, 61, 93, 97, 171, 183, 279, 291, 549, 589, 873, 1159, 1767, 1843, 1891, 3007, 3477, 5301, 5529, 5673, 5917, 9021, 10431, 16587, 17019, 17751, 27063, 35929, 53253, 57133, 107787, 112423, 171399, 183427, 323361, 337269, 514197, 550281, 1011807, 1650843, 3485113, 10455339, 31366017]

約数ペア:

[(1, 31366017), (3, 10455339), (9, 3485113), (19, 1650843), (31, 1011807), (57, 550281), (61, 514197), (93, 337269), (97, 323361), (171, 183427), (183, 171399), (279, 112423), (291, 107787), (549, 57133), (589, 53253), (873, 35929), (1159, 27063), (1767, 17751), (1843, 17019), (1891, 16587), (3007, 10431), (3477, 9021), (5301, 5917), (5529, 5673)]