27750051

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 48921600

約数和(自身を除く): 21171549

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 97, 133, 171, 239, 291, 399, 679, 717, 873, 1197, 1673, 1843, 2037, 2151, 4541, 5019, 5529, 6111, 12901, 13623, 15057, 16587, 23183, 31787, 38703, 40869, 69549, 95361, 116109, 162281, 208647, 286083, 440477, 486843, 1321431, 1460529, 3083339, 3964293, 9250017, 27750051]

約数ペア:

[(1, 27750051), (3, 9250017), (7, 3964293), (9, 3083339), (19, 1460529), (21, 1321431), (57, 486843), (63, 440477), (97, 286083), (133, 208647), (171, 162281), (239, 116109), (291, 95361), (399, 69549), (679, 40869), (717, 38703), (873, 31787), (1197, 23183), (1673, 16587), (1843, 15057), (2037, 13623), (2151, 12901), (4541, 6111), (5019, 5529)]