247162812

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{42821}}^1$

素因数の和:42878

約数の個数: 48

約数和(自身を含む): 637876512

約数和(自身を除く): 390713700

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 444, 481, 962, 1443, 1924, 2886, 5772, 42821, 85642, 128463, 171284, 256926, 513852, 556673, 1113346, 1584377, 1670019, 2226692, 3168754, 3340038, 4753131, 6337508, 6680076, 9506262, 19012524, 20596901, 41193802, 61790703, 82387604, 123581406, 247162812]

約数ペア:

[(1, 247162812), (2, 123581406), (3, 82387604), (4, 61790703), (6, 41193802), (12, 20596901), (13, 19012524), (26, 9506262), (37, 6680076), (39, 6337508), (52, 4753131), (74, 3340038), (78, 3168754), (111, 2226692), (148, 1670019), (156, 1584377), (222, 1113346), (444, 556673), (481, 513852), (962, 256926), (1443, 171284), (1924, 128463), (2886, 85642), (5772, 42821)]