1900980165

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{1019}}^1$

素因数の和:1306

約数の個数: 64

約数和(自身を含む): 3532953600

約数和(自身を除く): 1631973435

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 109, 163, 327, 489, 545, 763, 815, 1019, 1141, 1635, 2289, 2445, 3057, 3423, 3815, 5095, 5705, 7133, 11445, 15285, 17115, 17767, 21399, 35665, 53301, 88835, 106995, 111071, 124369, 166097, 266505, 333213, 373107, 498291, 555355, 621845, 777497, 830485, 1162679, 1666065, 1865535, 2332491, 2491455, 3488037, 3887485, 5813395, 11662455, 17440185, 18104573, 54313719, 90522865, 126732011, 271568595, 380196033, 633660055, 1900980165]

約数ペア:

[(1, 1900980165), (3, 633660055), (5, 380196033), (7, 271568595), (15, 126732011), (21, 90522865), (35, 54313719), (105, 18104573), (109, 17440185), (163, 11662455), (327, 5813395), (489, 3887485), (545, 3488037), (763, 2491455), (815, 2332491), (1019, 1865535), (1141, 1666065), (1635, 1162679), (2289, 830485), (2445, 777497), (3057, 621845), (3423, 555355), (3815, 498291), (5095, 373107), (5705, 333213), (7133, 266505), (11445, 166097), (15285, 124369), (17115, 111071), (17767, 106995), (21399, 88835), (35665, 53301)]