149331357

素因数分解:

$3^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2557}}^1$

素因数の和:2679

約数の個数: 40

約数和(自身を含む): 257518976

約数和(自身を除く): 108187619

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 103, 189, 309, 567, 721, 927, 2163, 2557, 2781, 6489, 7671, 8343, 17899, 19467, 23013, 53697, 58401, 69039, 161091, 207117, 263371, 483273, 790113, 1449819, 1843597, 2370339, 5530791, 7111017, 16592373, 21333051, 49777119, 149331357]

約数ペア:

[(1, 149331357), (3, 49777119), (7, 21333051), (9, 16592373), (21, 7111017), (27, 5530791), (63, 2370339), (81, 1843597), (103, 1449819), (189, 790113), (309, 483273), (567, 263371), (721, 207117), (927, 161091), (2163, 69039), (2557, 58401), (2781, 53697), (6489, 23013), (7671, 19467), (8343, 17899)]