40408515

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{787}}^1$

素因数の和:968

約数の個数: 48

約数和(自身を含む): 80640768

約数和(自身を除く): 40232253

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 163, 315, 489, 787, 815, 1141, 1467, 2361, 2445, 3423, 3935, 5509, 5705, 7083, 7335, 10269, 11805, 16527, 17115, 27545, 35415, 49581, 51345, 82635, 128281, 247905, 384843, 641405, 897967, 1154529, 1924215, 2693901, 4489835, 5772645, 8081703, 13469505, 40408515]

約数ペア:

[(1, 40408515), (3, 13469505), (5, 8081703), (7, 5772645), (9, 4489835), (15, 2693901), (21, 1924215), (35, 1154529), (45, 897967), (63, 641405), (105, 384843), (163, 247905), (315, 128281), (489, 82635), (787, 51345), (815, 49581), (1141, 35415), (1467, 27545), (2361, 17115), (2445, 16527), (3423, 11805), (3935, 10269), (5509, 7335), (5705, 7083)]