81824092

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 168376320

約数和(自身を除く): 86552228

約数列:

[1, 2, 4, 7, 14, 28, 71, 79, 142, 158, 284, 316, 497, 521, 553, 994, 1042, 1106, 1988, 2084, 2212, 3647, 5609, 7294, 11218, 14588, 22436, 36991, 39263, 41159, 73982, 78526, 82318, 147964, 157052, 164636, 258937, 288113, 517874, 576226, 1035748, 1152452, 2922289, 5844578, 11689156, 20456023, 40912046, 81824092]

約数ペア:

[(1, 81824092), (2, 40912046), (4, 20456023), (7, 11689156), (14, 5844578), (28, 2922289), (71, 1152452), (79, 1035748), (142, 576226), (158, 517874), (284, 288113), (316, 258937), (497, 164636), (521, 157052), (553, 147964), (994, 82318), (1042, 78526), (1106, 73982), (1988, 41159), (2084, 39263), (2212, 36991), (3647, 22436), (5609, 14588), (7294, 11218)]