1330781228

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{3361}}^1$

素因数の和:3630

約数の個数: 48

約数和(自身を含む): 2711116800

約数和(自身を除く): 1380335572

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 179, 316, 358, 553, 716, 1106, 1253, 2212, 2506, 3361, 5012, 6722, 13444, 14141, 23527, 28282, 47054, 56564, 94108, 98987, 197974, 265519, 395948, 531038, 601619, 1062076, 1203238, 1858633, 2406476, 3717266, 4211333, 7434532, 8422666, 16845332, 47527901, 95055802, 190111604, 332695307, 665390614, 1330781228]

約数ペア:

[(1, 1330781228), (2, 665390614), (4, 332695307), (7, 190111604), (14, 95055802), (28, 47527901), (79, 16845332), (158, 8422666), (179, 7434532), (316, 4211333), (358, 3717266), (553, 2406476), (716, 1858633), (1106, 1203238), (1253, 1062076), (2212, 601619), (2506, 531038), (3361, 395948), (5012, 265519), (6722, 197974), (13444, 98987), (14141, 94108), (23527, 56564), (28282, 47054)]