81458388

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{205703}}^1$

素因数の和:205724

約数の個数: 36

約数和(自身を含む): 224628768

約数和(自身を除く): 143170380

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 205703, 411406, 617109, 822812, 1234218, 1851327, 2262733, 2468436, 3702654, 4525466, 6788199, 7405308, 9050932, 13576398, 20364597, 27152796, 40729194, 81458388]

約数ペア:

[(1, 81458388), (2, 40729194), (3, 27152796), (4, 20364597), (6, 13576398), (9, 9050932), (11, 7405308), (12, 6788199), (18, 4525466), (22, 3702654), (33, 2468436), (36, 2262733), (44, 1851327), (66, 1234218), (99, 822812), (132, 617109), (198, 411406), (396, 205703)]