81029806

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{911}}^1$

素因数の和:1248

約数の個数: 32

約数和(自身を含む): 143410176

約数和(自身を除く): 62380370

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 311, 622, 911, 1822, 3421, 4043, 6842, 8086, 10021, 11843, 20042, 23686, 44473, 88946, 130273, 260546, 283321, 566642, 3116531, 3683173, 6233062, 7366346, 40514903, 81029806]

約数ペア:

[(1, 81029806), (2, 40514903), (11, 7366346), (13, 6233062), (22, 3683173), (26, 3116531), (143, 566642), (286, 283321), (311, 260546), (622, 130273), (911, 88946), (1822, 44473), (3421, 23686), (4043, 20042), (6842, 11843), (8086, 10021)]