1009428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 2749824

約数和(自身を除く): 1740396

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 61, 84, 122, 183, 197, 244, 366, 394, 427, 591, 732, 788, 854, 1182, 1281, 1379, 1708, 2364, 2562, 2758, 4137, 5124, 5516, 8274, 12017, 16548, 24034, 36051, 48068, 72102, 84119, 144204, 168238, 252357, 336476, 504714, 1009428]

約数ペア:

[(1, 1009428), (2, 504714), (3, 336476), (4, 252357), (6, 168238), (7, 144204), (12, 84119), (14, 72102), (21, 48068), (28, 36051), (42, 24034), (61, 16548), (84, 12017), (122, 8274), (183, 5516), (197, 5124), (244, 4137), (366, 2758), (394, 2562), (427, 2364), (591, 1708), (732, 1379), (788, 1281), (854, 1182)]