1230216939

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{6481}}^1$

素因数の和:6648

約数の個数: 48

約数和(自身を含む): 2135637504

約数和(自身を除く): 905420565

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 131, 161, 207, 393, 483, 917, 1179, 1449, 2751, 3013, 6481, 8253, 9039, 19443, 21091, 27117, 45367, 58329, 63273, 136101, 149063, 189819, 408303, 447189, 849011, 1043441, 1341567, 2547033, 3130323, 5943077, 7641099, 9390969, 17829231, 19527253, 53487693, 58581759, 136690771, 175745277, 410072313, 1230216939]

約数ペア:

[(1, 1230216939), (3, 410072313), (7, 175745277), (9, 136690771), (21, 58581759), (23, 53487693), (63, 19527253), (69, 17829231), (131, 9390969), (161, 7641099), (207, 5943077), (393, 3130323), (483, 2547033), (917, 1341567), (1179, 1043441), (1449, 849011), (2751, 447189), (3013, 408303), (6481, 189819), (8253, 149063), (9039, 136101), (19443, 63273), (21091, 58329), (27117, 45367)]