981422351

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{7687}}^1$

素因数の和:7791

約数の個数: 32

約数和(自身を含む): 1281251328

約数和(自身を除く): 299828977

約数列:

[1, 7, 13, 23, 61, 91, 161, 299, 427, 793, 1403, 2093, 5551, 7687, 9821, 18239, 53809, 99931, 127673, 176801, 468907, 699517, 1237607, 2298413, 3282349, 6095791, 10784861, 16088891, 42670537, 75494027, 140203193, 981422351]

約数ペア:

[(1, 981422351), (7, 140203193), (13, 75494027), (23, 42670537), (61, 16088891), (91, 10784861), (161, 6095791), (299, 3282349), (427, 2298413), (793, 1237607), (1403, 699517), (2093, 468907), (5551, 176801), (7687, 127673), (9821, 99931), (18239, 53809)]