391287312

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{209021}}^1$

素因数の和:209048

約数の個数: 60

約数和(自身を含む): 1179302124

約数和(自身を除く): 788014812

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 209021, 418042, 627063, 836084, 1254126, 1672168, 1881189, 2508252, 2717273, 3344336, 3762378, 5016504, 5434546, 7524756, 8151819, 10033008, 10869092, 15049512, 16303638, 21738184, 24455457, 30099024, 32607276, 43476368, 48910914, 65214552, 97821828, 130429104, 195643656, 391287312]

約数ペア:

[(1, 391287312), (2, 195643656), (3, 130429104), (4, 97821828), (6, 65214552), (8, 48910914), (9, 43476368), (12, 32607276), (13, 30099024), (16, 24455457), (18, 21738184), (24, 16303638), (26, 15049512), (36, 10869092), (39, 10033008), (48, 8151819), (52, 7524756), (72, 5434546), (78, 5016504), (104, 3762378), (117, 3344336), (144, 2717273), (156, 2508252), (208, 1881189), (234, 1672168), (312, 1254126), (468, 836084), (624, 627063), (936, 418042), (1872, 209021)]