72337928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{1993}}^1$

素因数の和:2361

約数の個数: 32

約数和(自身を含む): 146559000

約数和(自身を除く): 74221072

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 349, 698, 1396, 1993, 2792, 3986, 4537, 7972, 9074, 15944, 18148, 25909, 36296, 51818, 103636, 207272, 695557, 1391114, 2782228, 5564456, 9042241, 18084482, 36168964, 72337928]

約数ペア:

[(1, 72337928), (2, 36168964), (4, 18084482), (8, 9042241), (13, 5564456), (26, 2782228), (52, 1391114), (104, 695557), (349, 207272), (698, 103636), (1396, 51818), (1993, 36296), (2792, 25909), (3986, 18148), (4537, 15944), (7972, 9074)]