646989656

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{20903}}^1$

素因数の和:21035

約数の個数: 32

約数和(自身を含む): 1252985760

約数和(自身を除く): 605996104

約数列:

[1, 2, 4, 8, 53, 73, 106, 146, 212, 292, 424, 584, 3869, 7738, 15476, 20903, 30952, 41806, 83612, 167224, 1107859, 1525919, 2215718, 3051838, 4431436, 6103676, 8862872, 12207352, 80873707, 161747414, 323494828, 646989656]

約数ペア:

[(1, 646989656), (2, 323494828), (4, 161747414), (8, 80873707), (53, 12207352), (73, 8862872), (106, 6103676), (146, 4431436), (212, 3051838), (292, 2215718), (424, 1525919), (584, 1107859), (3869, 167224), (7738, 83612), (15476, 41806), (20903, 30952)]