51912972

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{257}}^1$

素因数の和:479

約数の個数: 72

約数和(自身を含む): 136735872

約数和(自身を除く): 84822900

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 181, 186, 257, 279, 362, 372, 514, 543, 558, 724, 771, 1028, 1086, 1116, 1542, 1629, 2172, 2313, 3084, 3258, 4626, 5611, 6516, 7967, 9252, 11222, 15934, 16833, 22444, 23901, 31868, 33666, 46517, 47802, 50499, 67332, 71703, 93034, 95604, 100998, 139551, 143406, 186068, 201996, 279102, 286812, 418653, 558204, 837306, 1442027, 1674612, 2884054, 4326081, 5768108, 8652162, 12978243, 17304324, 25956486, 51912972]

約数ペア:

[(1, 51912972), (2, 25956486), (3, 17304324), (4, 12978243), (6, 8652162), (9, 5768108), (12, 4326081), (18, 2884054), (31, 1674612), (36, 1442027), (62, 837306), (93, 558204), (124, 418653), (181, 286812), (186, 279102), (257, 201996), (279, 186068), (362, 143406), (372, 139551), (514, 100998), (543, 95604), (558, 93034), (724, 71703), (771, 67332), (1028, 50499), (1086, 47802), (1116, 46517), (1542, 33666), (1629, 31868), (2172, 23901), (2313, 22444), (3084, 16833), (3258, 15934), (4626, 11222), (5611, 9252), (6516, 7967)]