69568681

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:342

約数の個数: 36

約数和(自身を含む): 90791424

約数和(自身を除く): 21222743

約数列:

[1, 7, 13, 31, 49, 91, 169, 217, 271, 403, 637, 1183, 1519, 1897, 2821, 3523, 5239, 8281, 8401, 13279, 19747, 24661, 36673, 45799, 58807, 109213, 172627, 256711, 320593, 411649, 764491, 1419769, 2244151, 5351437, 9938383, 69568681]

約数ペア:

[(1, 69568681), (7, 9938383), (13, 5351437), (31, 2244151), (49, 1419769), (91, 764491), (169, 411649), (217, 320593), (271, 256711), (403, 172627), (637, 109213), (1183, 58807), (1519, 45799), (1897, 36673), (2821, 24661), (3523, 19747), (5239, 13279), (8281, 8401)]