28742028

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{6983}}^1$

素因数の和:7011

約数の個数: 48

約数和(自身を含む): 78220800

約数和(自身を除く): 49478772

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 588, 686, 1029, 1372, 2058, 4116, 6983, 13966, 20949, 27932, 41898, 48881, 83796, 97762, 146643, 195524, 293286, 342167, 586572, 684334, 1026501, 1368668, 2053002, 2395169, 4106004, 4790338, 7185507, 9580676, 14371014, 28742028]

約数ペア:

[(1, 28742028), (2, 14371014), (3, 9580676), (4, 7185507), (6, 4790338), (7, 4106004), (12, 2395169), (14, 2053002), (21, 1368668), (28, 1026501), (42, 684334), (49, 586572), (84, 342167), (98, 293286), (147, 195524), (196, 146643), (294, 97762), (343, 83796), (588, 48881), (686, 41898), (1029, 27932), (1372, 20949), (2058, 13966), (4116, 6983)]