2505636

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:241

約数の個数: 72

約数和(自身を含む): 7402304

約数和(自身を除く): 4896668

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 61, 63, 84, 122, 126, 163, 183, 244, 252, 326, 366, 427, 489, 549, 652, 732, 854, 978, 1098, 1141, 1281, 1467, 1708, 1956, 2196, 2282, 2562, 2934, 3423, 3843, 4564, 5124, 5868, 6846, 7686, 9943, 10269, 13692, 15372, 19886, 20538, 29829, 39772, 41076, 59658, 69601, 89487, 119316, 139202, 178974, 208803, 278404, 357948, 417606, 626409, 835212, 1252818, 2505636]

約数ペア:

[(1, 2505636), (2, 1252818), (3, 835212), (4, 626409), (6, 417606), (7, 357948), (9, 278404), (12, 208803), (14, 178974), (18, 139202), (21, 119316), (28, 89487), (36, 69601), (42, 59658), (61, 41076), (63, 39772), (84, 29829), (122, 20538), (126, 19886), (163, 15372), (183, 13692), (244, 10269), (252, 9943), (326, 7686), (366, 6846), (427, 5868), (489, 5124), (549, 4564), (652, 3843), (732, 3423), (854, 2934), (978, 2562), (1098, 2282), (1141, 2196), (1281, 1956), (1467, 1708)]