71144385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{919}}^1$

素因数の和:1337

約数の個数: 32

約数和(自身を含む): 123029760

約数和(自身を除く): 51885375

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 397, 919, 1191, 1985, 2757, 4595, 5161, 5955, 11947, 13785, 15483, 25805, 35841, 59735, 77415, 179205, 364843, 1094529, 1824215, 4742959, 5472645, 14228877, 23714795, 71144385]

約数ペア:

[(1, 71144385), (3, 23714795), (5, 14228877), (13, 5472645), (15, 4742959), (39, 1824215), (65, 1094529), (195, 364843), (397, 179205), (919, 77415), (1191, 59735), (1985, 35841), (2757, 25805), (4595, 15483), (5161, 13785), (5955, 11947)]