13868725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:469

約数の個数: 24

約数和(自身を含む): 18714080

約数和(自身を除く): 4845355

約数列:

[1, 5, 13, 25, 65, 139, 307, 325, 695, 1535, 1807, 3475, 3991, 7675, 9035, 19955, 42673, 45175, 99775, 213365, 554749, 1066825, 2773745, 13868725]

約数ペア:

[(1, 13868725), (5, 2773745), (13, 1066825), (25, 554749), (65, 213365), (139, 99775), (307, 45175), (325, 42673), (695, 19955), (1535, 9035), (1807, 7675), (3475, 3991)]