248868837

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2089}}^1$

素因数の和:2194

約数の個数: 48

約数和(自身を含む): 431242240

約数和(自身を除く): 182373403

約数列:

[1, 3, 7, 9, 21, 31, 61, 63, 93, 183, 217, 279, 427, 549, 651, 1281, 1891, 1953, 2089, 3843, 5673, 6267, 13237, 14623, 17019, 18801, 39711, 43869, 64759, 119133, 127429, 131607, 194277, 382287, 453313, 582831, 892003, 1146861, 1359939, 2676009, 3950299, 4079817, 8028027, 11850897, 27652093, 35552691, 82956279, 248868837]

約数ペア:

[(1, 248868837), (3, 82956279), (7, 35552691), (9, 27652093), (21, 11850897), (31, 8028027), (61, 4079817), (63, 3950299), (93, 2676009), (183, 1359939), (217, 1146861), (279, 892003), (427, 582831), (549, 453313), (651, 382287), (1281, 194277), (1891, 131607), (1953, 127429), (2089, 119133), (3843, 64759), (5673, 43869), (6267, 39711), (13237, 18801), (14623, 17019)]