638828904

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{122663}}^1$

素因数の和:122710

約数の個数: 64

約数和(自身を含む): 1884119040

約数和(自身を除く): 1245290136

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 217, 248, 372, 434, 651, 744, 868, 1302, 1736, 2604, 5208, 122663, 245326, 367989, 490652, 735978, 858641, 981304, 1471956, 1717282, 2575923, 2943912, 3434564, 3802553, 5151846, 6869128, 7605106, 10303692, 11407659, 15210212, 20607384, 22815318, 26617871, 30420424, 45630636, 53235742, 79853613, 91261272, 106471484, 159707226, 212942968, 319414452, 638828904]

約数ペア:

[(1, 638828904), (2, 319414452), (3, 212942968), (4, 159707226), (6, 106471484), (7, 91261272), (8, 79853613), (12, 53235742), (14, 45630636), (21, 30420424), (24, 26617871), (28, 22815318), (31, 20607384), (42, 15210212), (56, 11407659), (62, 10303692), (84, 7605106), (93, 6869128), (124, 5151846), (168, 3802553), (186, 3434564), (217, 2943912), (248, 2575923), (372, 1717282), (434, 1471956), (651, 981304), (744, 858641), (868, 735978), (1302, 490652), (1736, 367989), (2604, 245326), (5208, 122663)]