123720933

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 210812448

約数和(自身を除く): 87091515

約数列:

[1, 3, 7, 21, 23, 37, 43, 49, 69, 111, 129, 147, 161, 259, 301, 483, 529, 777, 851, 903, 989, 1127, 1587, 1591, 1813, 2107, 2553, 2967, 3381, 3703, 4773, 5439, 5957, 6321, 6923, 11109, 11137, 17871, 19573, 20769, 22747, 25921, 33411, 36593, 41699, 48461, 58719, 68241, 77763, 77959, 109779, 125097, 137011, 145383, 159229, 233877, 256151, 411033, 477687, 768453, 841639, 959077, 1114603, 1793057, 2524917, 2877231, 3343809, 5379171, 5891473, 17674419, 41240311, 123720933]

約数ペア:

[(1, 123720933), (3, 41240311), (7, 17674419), (21, 5891473), (23, 5379171), (37, 3343809), (43, 2877231), (49, 2524917), (69, 1793057), (111, 1114603), (129, 959077), (147, 841639), (161, 768453), (259, 477687), (301, 411033), (483, 256151), (529, 233877), (777, 159229), (851, 145383), (903, 137011), (989, 125097), (1127, 109779), (1587, 77959), (1591, 77763), (1813, 68241), (2107, 58719), (2553, 48461), (2967, 41699), (3381, 36593), (3703, 33411), (4773, 25921), (5439, 22747), (5957, 20769), (6321, 19573), (6923, 17871), (11109, 11137)]