64424421

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:374

約数の個数: 36

約数和(自身を含む): 99852480

約数和(自身を除く): 35428059

約数列:

[1, 3, 9, 19, 57, 79, 171, 237, 251, 361, 711, 753, 1083, 1501, 2259, 3249, 4503, 4769, 13509, 14307, 19829, 28519, 42921, 59487, 85557, 90611, 178461, 256671, 271833, 376751, 815499, 1130253, 3390759, 7158269, 21474807, 64424421]

約数ペア:

[(1, 64424421), (3, 21474807), (9, 7158269), (19, 3390759), (57, 1130253), (79, 815499), (171, 376751), (237, 271833), (251, 256671), (361, 178461), (711, 90611), (753, 85557), (1083, 59487), (1501, 42921), (2259, 28519), (3249, 19829), (4503, 14307), (4769, 13509)]