51898329

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{227}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 91054080

約数和(自身を除く): 39155751

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 191, 227, 399, 573, 681, 1197, 1337, 1589, 1719, 2043, 3629, 4011, 4313, 4767, 10887, 12033, 12939, 14301, 25403, 30191, 32661, 38817, 43357, 76209, 90573, 130071, 228627, 271719, 303499, 390213, 823783, 910497, 2471349, 2731491, 5766481, 7414047, 17299443, 51898329]

約数ペア:

[(1, 51898329), (3, 17299443), (7, 7414047), (9, 5766481), (19, 2731491), (21, 2471349), (57, 910497), (63, 823783), (133, 390213), (171, 303499), (191, 271719), (227, 228627), (399, 130071), (573, 90573), (681, 76209), (1197, 43357), (1337, 38817), (1589, 32661), (1719, 30191), (2043, 25403), (3629, 14301), (4011, 12939), (4313, 12033), (4767, 10887)]