170256723

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{53}}^1$

素因数の和:165

約数の個数: 72

約数和(自身を含む): 296990064

約数和(自身を除く): 126733341

約数列:

[1, 3, 7, 13, 21, 39, 41, 49, 53, 91, 123, 147, 159, 273, 287, 371, 533, 637, 689, 861, 1113, 1599, 1681, 1911, 2009, 2067, 2173, 2597, 3731, 4823, 5043, 6027, 6519, 7791, 11193, 11767, 14469, 15211, 21853, 26117, 28249, 33761, 35301, 45633, 65559, 78351, 82369, 84747, 89093, 101283, 106477, 152971, 197743, 247107, 267279, 319431, 458913, 593229, 623651, 1070797, 1158209, 1384201, 1870953, 3212391, 3474627, 4152603, 4365557, 8107463, 13096671, 24322389, 56752241, 170256723]

約数ペア:

[(1, 170256723), (3, 56752241), (7, 24322389), (13, 13096671), (21, 8107463), (39, 4365557), (41, 4152603), (49, 3474627), (53, 3212391), (91, 1870953), (123, 1384201), (147, 1158209), (159, 1070797), (273, 623651), (287, 593229), (371, 458913), (533, 319431), (637, 267279), (689, 247107), (861, 197743), (1113, 152971), (1599, 106477), (1681, 101283), (1911, 89093), (2009, 84747), (2067, 82369), (2173, 78351), (2597, 65559), (3731, 45633), (4823, 35301), (5043, 33761), (6027, 28249), (6519, 26117), (7791, 21853), (11193, 15211), (11767, 14469)]