61801621

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 77045760

約数和(自身を除く): 15244139

約数列:

[1, 7, 23, 43, 79, 113, 161, 301, 553, 791, 989, 1817, 2599, 3397, 4859, 6923, 8927, 12719, 18193, 23779, 34013, 62489, 78131, 111757, 205321, 383861, 546917, 782299, 1437247, 2687027, 8828803, 61801621]

約数ペア:

[(1, 61801621), (7, 8828803), (23, 2687027), (43, 1437247), (79, 782299), (113, 546917), (161, 383861), (301, 205321), (553, 111757), (791, 78131), (989, 62489), (1817, 34013), (2599, 23779), (3397, 18193), (4859, 12719), (6923, 8927)]