162661681

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 218014720

約数和(自身を除く): 55353039

約数列:

[1, 7, 13, 23, 31, 91, 109, 161, 217, 299, 403, 529, 713, 763, 1417, 2093, 2507, 2821, 3379, 3703, 4991, 6877, 9269, 9919, 16399, 17549, 23653, 32591, 43927, 48139, 57661, 64883, 77717, 114793, 213187, 228137, 307489, 403627, 544019, 749593, 1010321, 1492309, 1787491, 5247151, 7072247, 12512437, 23237383, 162661681]

約数ペア:

[(1, 162661681), (7, 23237383), (13, 12512437), (23, 7072247), (31, 5247151), (91, 1787491), (109, 1492309), (161, 1010321), (217, 749593), (299, 544019), (403, 403627), (529, 307489), (713, 228137), (763, 213187), (1417, 114793), (2093, 77717), (2507, 64883), (2821, 57661), (3379, 48139), (3703, 43927), (4991, 32591), (6877, 23653), (9269, 17549), (9919, 16399)]