73998939

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{971}}^1$

素因数の和:1191

約数の個数: 32

約数和(自身を含む): 119439360

約数和(自身を除く): 45440421

約数列:

[1, 3, 7, 19, 21, 57, 133, 191, 399, 573, 971, 1337, 2913, 3629, 4011, 6797, 10887, 18449, 20391, 25403, 55347, 76209, 129143, 185461, 387429, 556383, 1298227, 3523759, 3894681, 10571277, 24666313, 73998939]

約数ペア:

[(1, 73998939), (3, 24666313), (7, 10571277), (19, 3894681), (21, 3523759), (57, 1298227), (133, 556383), (191, 387429), (399, 185461), (573, 129143), (971, 76209), (1337, 55347), (2913, 25403), (3629, 20391), (4011, 18449), (6797, 10887)]