991867884

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{251233}}^1$

素因数の和:251294

約数の個数: 48

約数和(自身を含む): 2701267968

約数和(自身を除く): 1709400084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 84, 94, 141, 188, 282, 329, 564, 658, 987, 1316, 1974, 3948, 251233, 502466, 753699, 1004932, 1507398, 1758631, 3014796, 3517262, 5275893, 7034524, 10551786, 11807951, 21103572, 23615902, 35423853, 47231804, 70847706, 82655657, 141695412, 165311314, 247966971, 330622628, 495933942, 991867884]

約数ペア:

[(1, 991867884), (2, 495933942), (3, 330622628), (4, 247966971), (6, 165311314), (7, 141695412), (12, 82655657), (14, 70847706), (21, 47231804), (28, 35423853), (42, 23615902), (47, 21103572), (84, 11807951), (94, 10551786), (141, 7034524), (188, 5275893), (282, 3517262), (329, 3014796), (564, 1758631), (658, 1507398), (987, 1004932), (1316, 753699), (1974, 502466), (3948, 251233)]