72231978

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{18899}}^1$

素因数の和:18931

約数の個数: 48

約数和(自身を含む): 180986400

約数和(自身を除く): 108754422

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 182, 273, 294, 546, 637, 1274, 1911, 3822, 18899, 37798, 56697, 113394, 132293, 245687, 264586, 396879, 491374, 737061, 793758, 926051, 1474122, 1719809, 1852102, 2778153, 3439618, 5159427, 5556306, 10318854, 12038663, 24077326, 36115989, 72231978]

約数ペア:

[(1, 72231978), (2, 36115989), (3, 24077326), (6, 12038663), (7, 10318854), (13, 5556306), (14, 5159427), (21, 3439618), (26, 2778153), (39, 1852102), (42, 1719809), (49, 1474122), (78, 926051), (91, 793758), (98, 737061), (147, 491374), (182, 396879), (273, 264586), (294, 245687), (546, 132293), (637, 113394), (1274, 56697), (1911, 37798), (3822, 18899)]