61427457

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1087}}^1$

素因数の和:1139

約数の個数: 64

約数和(自身を含む): 116981760

約数和(自身を除く): 55554303

約数列:

[1, 3, 7, 9, 13, 21, 23, 27, 39, 63, 69, 91, 117, 161, 189, 207, 273, 299, 351, 483, 621, 819, 897, 1087, 1449, 2093, 2457, 2691, 3261, 4347, 6279, 7609, 8073, 9783, 14131, 18837, 22827, 25001, 29349, 42393, 56511, 68481, 75003, 98917, 127179, 175007, 205443, 225009, 296751, 325013, 381537, 525021, 675027, 890253, 975039, 1575063, 2275091, 2670759, 2925117, 4725189, 6825273, 8775351, 20475819, 61427457]

約数ペア:

[(1, 61427457), (3, 20475819), (7, 8775351), (9, 6825273), (13, 4725189), (21, 2925117), (23, 2670759), (27, 2275091), (39, 1575063), (63, 975039), (69, 890253), (91, 675027), (117, 525021), (161, 381537), (189, 325013), (207, 296751), (273, 225009), (299, 205443), (351, 175007), (483, 127179), (621, 98917), (819, 75003), (897, 68481), (1087, 56511), (1449, 42393), (2093, 29349), (2457, 25001), (2691, 22827), (3261, 18837), (4347, 14131), (6279, 9783), (7609, 8073)]