128311596

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{72739}}^1$

素因数の和:72763

約数の個数: 54

約数和(自身を含む): 377302380

約数和(自身を除く): 248990784

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 72739, 145478, 218217, 290956, 436434, 509173, 654651, 872868, 1018346, 1309302, 1527519, 2036692, 2618604, 3055038, 3564211, 4582557, 6110076, 7128422, 9165114, 10692633, 14256844, 18330228, 21385266, 32077899, 42770532, 64155798, 128311596]

約数ペア:

[(1, 128311596), (2, 64155798), (3, 42770532), (4, 32077899), (6, 21385266), (7, 18330228), (9, 14256844), (12, 10692633), (14, 9165114), (18, 7128422), (21, 6110076), (28, 4582557), (36, 3564211), (42, 3055038), (49, 2618604), (63, 2036692), (84, 1527519), (98, 1309302), (126, 1018346), (147, 872868), (196, 654651), (252, 509173), (294, 436434), (441, 290956), (588, 218217), (882, 145478), (1764, 72739)]