81477144

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{53887}}^1$

素因数の和:53909

約数の個数: 64

約数和(自身を含む): 258662400

約数和(自身を除く): 177185256

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 53887, 107774, 161661, 215548, 323322, 377209, 431096, 484983, 646644, 754418, 969966, 1131627, 1293288, 1454949, 1508836, 1939932, 2263254, 2909898, 3017672, 3394881, 3879864, 4526508, 5819796, 6789762, 9053016, 10184643, 11639592, 13579524, 20369286, 27159048, 40738572, 81477144]

約数ペア:

[(1, 81477144), (2, 40738572), (3, 27159048), (4, 20369286), (6, 13579524), (7, 11639592), (8, 10184643), (9, 9053016), (12, 6789762), (14, 5819796), (18, 4526508), (21, 3879864), (24, 3394881), (27, 3017672), (28, 2909898), (36, 2263254), (42, 1939932), (54, 1508836), (56, 1454949), (63, 1293288), (72, 1131627), (84, 969966), (108, 754418), (126, 646644), (168, 484983), (189, 431096), (216, 377209), (252, 323322), (378, 215548), (504, 161661), (756, 107774), (1512, 53887)]