1993609863

素因数分解:

$3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{2347}}^1$

素因数の和:2596

約数の個数: 48

約数和(自身を含む): 3350314240

約数和(自身を除く): 1356704377

約数列:

[1, 3, 7, 9, 21, 63, 97, 139, 291, 417, 679, 873, 973, 1251, 2037, 2347, 2919, 6111, 7041, 8757, 13483, 16429, 21123, 40449, 49287, 94381, 121347, 147861, 227659, 283143, 326233, 682977, 849429, 978699, 1593613, 2048931, 2283631, 2936097, 4780839, 6850893, 14342517, 20552679, 31644601, 94933803, 221512207, 284801409, 664536621, 1993609863]

約数ペア:

[(1, 1993609863), (3, 664536621), (7, 284801409), (9, 221512207), (21, 94933803), (63, 31644601), (97, 20552679), (139, 14342517), (291, 6850893), (417, 4780839), (679, 2936097), (873, 2283631), (973, 2048931), (1251, 1593613), (2037, 978699), (2347, 849429), (2919, 682977), (6111, 326233), (7041, 283143), (8757, 227659), (13483, 147861), (16429, 121347), (21123, 94381), (40449, 49287)]