131392144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{33247}}^1$

素因数の和:33287

約数の個数: 40

約数和(自身を含む): 288592640

約数和(自身を除く): 157200496

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 33247, 66494, 132988, 265976, 432211, 531952, 631693, 864422, 1263386, 1728844, 2526772, 3457688, 5053544, 6915376, 8212009, 10107088, 16424018, 32848036, 65696072, 131392144]

約数ペア:

[(1, 131392144), (2, 65696072), (4, 32848036), (8, 16424018), (13, 10107088), (16, 8212009), (19, 6915376), (26, 5053544), (38, 3457688), (52, 2526772), (76, 1728844), (104, 1263386), (152, 864422), (208, 631693), (247, 531952), (304, 432211), (494, 265976), (988, 132988), (1976, 66494), (3952, 33247)]