1277778915

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{58789}}^1$

素因数の和:58833

約数の個数: 64

約数和(自身を含む): 2709043200

約数和(自身を除く): 1431264285

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 27, 35, 45, 63, 69, 105, 115, 135, 161, 189, 207, 315, 345, 483, 621, 805, 945, 1035, 1449, 2415, 3105, 4347, 7245, 21735, 58789, 176367, 293945, 411523, 529101, 881835, 1234569, 1352147, 1587303, 2057615, 2645505, 3703707, 4056441, 6172845, 6760735, 7936515, 9465029, 11111121, 12169323, 18518535, 20282205, 28395087, 36507969, 47325145, 55555605, 60846615, 85185261, 141975435, 182539845, 255555783, 425926305, 1277778915]

約数ペア:

[(1, 1277778915), (3, 425926305), (5, 255555783), (7, 182539845), (9, 141975435), (15, 85185261), (21, 60846615), (23, 55555605), (27, 47325145), (35, 36507969), (45, 28395087), (63, 20282205), (69, 18518535), (105, 12169323), (115, 11111121), (135, 9465029), (161, 7936515), (189, 6760735), (207, 6172845), (315, 4056441), (345, 3703707), (483, 2645505), (621, 2057615), (805, 1587303), (945, 1352147), (1035, 1234569), (1449, 881835), (2415, 529101), (3105, 411523), (4347, 293945), (7245, 176367), (21735, 58789)]