1378906564

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1\times {\mathrm{1609}}^1$

素因数の和:1988

約数の個数: 48

約数和(自身を含む): 2792796160

約数和(自身を除く): 1413889596

約数列:

[1, 2, 4, 7, 14, 28, 127, 241, 254, 482, 508, 889, 964, 1609, 1687, 1778, 3218, 3374, 3556, 6436, 6748, 11263, 22526, 30607, 45052, 61214, 122428, 204343, 214249, 387769, 408686, 428498, 775538, 817372, 856996, 1430401, 1551076, 2714383, 2860802, 5428766, 5721604, 10857532, 49246663, 98493326, 196986652, 344726641, 689453282, 1378906564]

約数ペア:

[(1, 1378906564), (2, 689453282), (4, 344726641), (7, 196986652), (14, 98493326), (28, 49246663), (127, 10857532), (241, 5721604), (254, 5428766), (482, 2860802), (508, 2714383), (889, 1551076), (964, 1430401), (1609, 856996), (1687, 817372), (1778, 775538), (3218, 428498), (3374, 408686), (3556, 387769), (6436, 214249), (6748, 204343), (11263, 122428), (22526, 61214), (30607, 45052)]