489867828

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^2\times {\mathrm{107}}^1\times {\mathrm{397}}^1$

素因数の和:573

約数の個数: 72

約数和(自身を含む): 1195127136

約数和(自身を除く): 705259308

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 107, 124, 186, 214, 321, 372, 397, 428, 642, 794, 961, 1191, 1284, 1588, 1922, 2382, 2883, 3317, 3844, 4764, 5766, 6634, 9951, 11532, 12307, 13268, 19902, 24614, 36921, 39804, 42479, 49228, 73842, 84958, 102827, 127437, 147684, 169916, 205654, 254874, 308481, 381517, 411308, 509748, 616962, 763034, 1144551, 1233924, 1316849, 1526068, 2289102, 2633698, 3950547, 4578204, 5267396, 7901094, 15802188, 40822319, 81644638, 122466957, 163289276, 244933914, 489867828]

約数ペア:

[(1, 489867828), (2, 244933914), (3, 163289276), (4, 122466957), (6, 81644638), (12, 40822319), (31, 15802188), (62, 7901094), (93, 5267396), (107, 4578204), (124, 3950547), (186, 2633698), (214, 2289102), (321, 1526068), (372, 1316849), (397, 1233924), (428, 1144551), (642, 763034), (794, 616962), (961, 509748), (1191, 411308), (1284, 381517), (1588, 308481), (1922, 254874), (2382, 205654), (2883, 169916), (3317, 147684), (3844, 127437), (4764, 102827), (5766, 84958), (6634, 73842), (9951, 49228), (11532, 42479), (12307, 39804), (13268, 36921), (19902, 24614)]