81583686

素因数分解:

$2^1\times 3^4\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:299

約数の個数: 80

約数和(自身を含む): 191001888

約数和(自身を除く): 109418202

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 71, 81, 82, 123, 142, 162, 173, 213, 246, 346, 369, 426, 519, 639, 738, 1038, 1107, 1278, 1557, 1917, 2214, 2911, 3114, 3321, 3834, 4671, 5751, 5822, 6642, 7093, 8733, 9342, 11502, 12283, 14013, 14186, 17466, 21279, 24566, 26199, 28026, 36849, 42558, 52398, 63837, 73698, 78597, 110547, 127674, 157194, 191511, 221094, 235791, 331641, 383022, 471582, 503603, 574533, 663282, 994923, 1007206, 1149066, 1510809, 1989846, 3021618, 4532427, 9064854, 13597281, 27194562, 40791843, 81583686]

約数ペア:

[(1, 81583686), (2, 40791843), (3, 27194562), (6, 13597281), (9, 9064854), (18, 4532427), (27, 3021618), (41, 1989846), (54, 1510809), (71, 1149066), (81, 1007206), (82, 994923), (123, 663282), (142, 574533), (162, 503603), (173, 471582), (213, 383022), (246, 331641), (346, 235791), (369, 221094), (426, 191511), (519, 157194), (639, 127674), (738, 110547), (1038, 78597), (1107, 73698), (1278, 63837), (1557, 52398), (1917, 42558), (2214, 36849), (2911, 28026), (3114, 26199), (3321, 24566), (3834, 21279), (4671, 17466), (5751, 14186), (5822, 14013), (6642, 12283), (7093, 11502), (8733, 9342)]