71611905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{3847}}^1$

素因数の和:3945

約数の個数: 32

約数和(自身を含む): 123012864

約数和(自身を除く): 51400959

約数列:

[1, 3, 5, 15, 17, 51, 73, 85, 219, 255, 365, 1095, 1241, 3723, 3847, 6205, 11541, 18615, 19235, 57705, 65399, 196197, 280831, 326995, 842493, 980985, 1404155, 4212465, 4774127, 14322381, 23870635, 71611905]

約数ペア:

[(1, 71611905), (3, 23870635), (5, 14322381), (15, 4774127), (17, 4212465), (51, 1404155), (73, 980985), (85, 842493), (219, 326995), (255, 280831), (365, 196197), (1095, 65399), (1241, 57705), (3723, 19235), (3847, 18615), (6205, 11541)]