157039281

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 265574400

約数和(自身を除く): 108535119

約数列:

[1, 3, 7, 9, 21, 63, 79, 139, 227, 237, 417, 553, 681, 711, 973, 1251, 1589, 1659, 2043, 2919, 4767, 4977, 8757, 10981, 14301, 17933, 31553, 32943, 53799, 76867, 94659, 98829, 125531, 161397, 220871, 230601, 283977, 376593, 662613, 691803, 1129779, 1987839, 2492687, 7478061, 17448809, 22434183, 52346427, 157039281]

約数ペア:

[(1, 157039281), (3, 52346427), (7, 22434183), (9, 17448809), (21, 7478061), (63, 2492687), (79, 1987839), (139, 1129779), (227, 691803), (237, 662613), (417, 376593), (553, 283977), (681, 230601), (711, 220871), (973, 161397), (1251, 125531), (1589, 98829), (1659, 94659), (2043, 76867), (2919, 53799), (4767, 32943), (4977, 31553), (8757, 17933), (10981, 14301)]