1829415

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 3611520

約数和(自身を除く): 1782105

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 131, 133, 147, 245, 285, 393, 399, 655, 665, 735, 917, 931, 1965, 1995, 2489, 2751, 2793, 4585, 4655, 6419, 7467, 12445, 13755, 13965, 17423, 19257, 32095, 37335, 52269, 87115, 96285, 121961, 261345, 365883, 609805, 1829415]

約数ペア:

[(1, 1829415), (3, 609805), (5, 365883), (7, 261345), (15, 121961), (19, 96285), (21, 87115), (35, 52269), (49, 37335), (57, 32095), (95, 19257), (105, 17423), (131, 13965), (133, 13755), (147, 12445), (245, 7467), (285, 6419), (393, 4655), (399, 4585), (655, 2793), (665, 2751), (735, 2489), (917, 1995), (931, 1965)]