12856788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{313}}^1$

素因数の和:493

約数の個数: 72

約数和(自身を含む): 37489088

約数和(自身を除く): 24632300

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 163, 252, 313, 326, 489, 626, 652, 939, 978, 1141, 1252, 1467, 1878, 1956, 2191, 2282, 2817, 2934, 3423, 3756, 4382, 4564, 5634, 5868, 6573, 6846, 8764, 10269, 11268, 13146, 13692, 19719, 20538, 26292, 39438, 41076, 51019, 78876, 102038, 153057, 204076, 306114, 357133, 459171, 612228, 714266, 918342, 1071399, 1428532, 1836684, 2142798, 3214197, 4285596, 6428394, 12856788]

約数ペア:

[(1, 12856788), (2, 6428394), (3, 4285596), (4, 3214197), (6, 2142798), (7, 1836684), (9, 1428532), (12, 1071399), (14, 918342), (18, 714266), (21, 612228), (28, 459171), (36, 357133), (42, 306114), (63, 204076), (84, 153057), (126, 102038), (163, 78876), (252, 51019), (313, 41076), (326, 39438), (489, 26292), (626, 20538), (652, 19719), (939, 13692), (978, 13146), (1141, 11268), (1252, 10269), (1467, 8764), (1878, 6846), (1956, 6573), (2191, 5868), (2282, 5634), (2817, 4564), (2934, 4382), (3423, 3756)]