201998853

素因数分解:

$3^5\times 7^1\times {\mathrm{149}}^1\times {\mathrm{797}}^1$

素因数の和:968

約数の個数: 48

約数和(自身を含む): 348566400

約数和(自身を除く): 146567547

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 149, 189, 243, 447, 567, 797, 1043, 1341, 1701, 2391, 3129, 4023, 5579, 7173, 9387, 12069, 16737, 21519, 28161, 36207, 50211, 64557, 84483, 118753, 150633, 193671, 253449, 356259, 451899, 831271, 1068777, 1355697, 2493813, 3206331, 7481439, 9618993, 22444317, 28856979, 67332951, 201998853]

約数ペア:

[(1, 201998853), (3, 67332951), (7, 28856979), (9, 22444317), (21, 9618993), (27, 7481439), (63, 3206331), (81, 2493813), (149, 1355697), (189, 1068777), (243, 831271), (447, 451899), (567, 356259), (797, 253449), (1043, 193671), (1341, 150633), (1701, 118753), (2391, 84483), (3129, 64557), (4023, 50211), (5579, 36207), (7173, 28161), (9387, 21519), (12069, 16737)]