28202724

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{311}}^1$

素因数の和:561

約数の個数: 72

約数和(自身を含む): 78361920

約数和(自身を除く): 50159196

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 229, 311, 396, 458, 622, 687, 916, 933, 1244, 1374, 1866, 2061, 2519, 2748, 2799, 3421, 3732, 4122, 5038, 5598, 6842, 7557, 8244, 10076, 10263, 11196, 13684, 15114, 20526, 22671, 30228, 30789, 41052, 45342, 61578, 71219, 90684, 123156, 142438, 213657, 284876, 427314, 640971, 783409, 854628, 1281942, 1566818, 2350227, 2563884, 3133636, 4700454, 7050681, 9400908, 14101362, 28202724]

約数ペア:

[(1, 28202724), (2, 14101362), (3, 9400908), (4, 7050681), (6, 4700454), (9, 3133636), (11, 2563884), (12, 2350227), (18, 1566818), (22, 1281942), (33, 854628), (36, 783409), (44, 640971), (66, 427314), (99, 284876), (132, 213657), (198, 142438), (229, 123156), (311, 90684), (396, 71219), (458, 61578), (622, 45342), (687, 41052), (916, 30789), (933, 30228), (1244, 22671), (1374, 20526), (1866, 15114), (2061, 13684), (2519, 11196), (2748, 10263), (2799, 10076), (3421, 8244), (3732, 7557), (4122, 6842), (5038, 5598)]