12915175

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{811}}^1$

素因数の和:848

約数の個数: 36

約数和(自身を含む): 20087256

約数和(自身を除く): 7172081

約数列:

[1, 5, 7, 13, 25, 35, 49, 65, 91, 175, 245, 325, 455, 637, 811, 1225, 2275, 3185, 4055, 5677, 10543, 15925, 20275, 28385, 39739, 52715, 73801, 141925, 198695, 263575, 369005, 516607, 993475, 1845025, 2583035, 12915175]

約数ペア:

[(1, 12915175), (5, 2583035), (7, 1845025), (13, 993475), (25, 516607), (35, 369005), (49, 263575), (65, 198695), (91, 141925), (175, 73801), (245, 52715), (325, 39739), (455, 28385), (637, 20275), (811, 15925), (1225, 10543), (2275, 5677), (3185, 4055)]