131379144

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{977}}^1$

素因数の和:1430

約数の個数: 64

約数和(自身を含む): 354896640

約数和(自身を除く): 223517496

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 431, 862, 977, 1293, 1724, 1954, 2586, 2931, 3448, 3908, 5172, 5603, 5862, 7816, 10344, 11206, 11724, 12701, 16809, 22412, 23448, 25402, 33618, 38103, 44824, 50804, 67236, 76206, 101608, 134472, 152412, 304824, 421087, 842174, 1263261, 1684348, 2526522, 3368696, 5053044, 5474131, 10106088, 10948262, 16422393, 21896524, 32844786, 43793048, 65689572, 131379144]

約数ペア:

[(1, 131379144), (2, 65689572), (3, 43793048), (4, 32844786), (6, 21896524), (8, 16422393), (12, 10948262), (13, 10106088), (24, 5474131), (26, 5053044), (39, 3368696), (52, 2526522), (78, 1684348), (104, 1263261), (156, 842174), (312, 421087), (431, 304824), (862, 152412), (977, 134472), (1293, 101608), (1724, 76206), (1954, 67236), (2586, 50804), (2931, 44824), (3448, 38103), (3908, 33618), (5172, 25402), (5603, 23448), (5862, 22412), (7816, 16809), (10344, 12701), (11206, 11724)]