1620548559

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{372797}}^1$

素因数の和:372836

約数の個数: 32

約数和(自身を含む): 2863088640

約数和(自身を除く): 1242540081

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 372797, 1118391, 2609579, 3355173, 7828737, 8574331, 10065519, 23486211, 25722993, 60020317, 70458633, 77168979, 180060951, 231506937, 540182853, 1620548559]

約数ペア:

[(1, 1620548559), (3, 540182853), (7, 231506937), (9, 180060951), (21, 77168979), (23, 70458633), (27, 60020317), (63, 25722993), (69, 23486211), (161, 10065519), (189, 8574331), (207, 7828737), (483, 3355173), (621, 2609579), (1449, 1118391), (4347, 372797)]