81404484

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{829}}^1$

素因数の和:1017

約数の個数: 72

約数和(自身を含む): 222546240

約数和(自身を除く): 141141756

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 167, 196, 294, 334, 501, 588, 668, 829, 1002, 1169, 1658, 2004, 2338, 2487, 3316, 3507, 4676, 4974, 5803, 7014, 8183, 9948, 11606, 14028, 16366, 17409, 23212, 24549, 32732, 34818, 40621, 49098, 69636, 81242, 98196, 121863, 138443, 162484, 243726, 276886, 415329, 487452, 553772, 830658, 969101, 1661316, 1938202, 2907303, 3876404, 5814606, 6783707, 11629212, 13567414, 20351121, 27134828, 40702242, 81404484]

約数ペア:

[(1, 81404484), (2, 40702242), (3, 27134828), (4, 20351121), (6, 13567414), (7, 11629212), (12, 6783707), (14, 5814606), (21, 3876404), (28, 2907303), (42, 1938202), (49, 1661316), (84, 969101), (98, 830658), (147, 553772), (167, 487452), (196, 415329), (294, 276886), (334, 243726), (501, 162484), (588, 138443), (668, 121863), (829, 98196), (1002, 81242), (1169, 69636), (1658, 49098), (2004, 40621), (2338, 34818), (2487, 32732), (3316, 24549), (3507, 23212), (4676, 17409), (4974, 16366), (5803, 14028), (7014, 11606), (8183, 9948)]