66439.000000

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 2046240

約数和(自身を除く): 1263588

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 52, 58, 78, 87, 116, 156, 173, 174, 346, 348, 377, 519, 692, 754, 1038, 1131, 1508, 2076, 2249, 2262, 4498, 4524, 5017, 6747, 8996, 10034, 13494, 15051, 20068, 26988, 30102, 60204, 65221, 130442, 195663, 260884, 391326, 782652]

約数ペア:

[(1, 782652), (2, 391326), (3, 260884), (4, 195663), (6, 130442), (12, 65221), (13, 60204), (26, 30102), (29, 26988), (39, 20068), (52, 15051), (58, 13494), (78, 10034), (87, 8996), (116, 6747), (156, 5017), (173, 4524), (174, 4498), (346, 2262), (348, 2249), (377, 2076), (519, 1508), (692, 1131), (754, 1038)]