421687968

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{337891}}^1$

素因数の和:337917

約数の個数: 48

約数和(自身を含む): 1192082976

約数和(自身を除く): 770395008

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 337891, 675782, 1013673, 1351564, 2027346, 2703128, 4054692, 4392583, 5406256, 8109384, 8785166, 10812512, 13177749, 16218768, 17570332, 26355498, 32437536, 35140664, 52710996, 70281328, 105421992, 140562656, 210843984, 421687968]

約数ペア:

[(1, 421687968), (2, 210843984), (3, 140562656), (4, 105421992), (6, 70281328), (8, 52710996), (12, 35140664), (13, 32437536), (16, 26355498), (24, 17570332), (26, 16218768), (32, 13177749), (39, 10812512), (48, 8785166), (52, 8109384), (78, 5406256), (96, 4392583), (104, 4054692), (156, 2703128), (208, 2027346), (312, 1351564), (416, 1013673), (624, 675782), (1248, 337891)]