821763969

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1$

素因数の和:450

約数の個数: 64

約数和(自身を含む): 1297739520

約数和(自身を除く): 475975551

約数列:

[1, 3, 13, 17, 37, 39, 51, 111, 139, 221, 241, 417, 481, 629, 663, 723, 1443, 1807, 1887, 2363, 3133, 4097, 5143, 5421, 7089, 8177, 8917, 9399, 12291, 15429, 24531, 26751, 30719, 33499, 53261, 66859, 87431, 92157, 100497, 115921, 151589, 159783, 200577, 262293, 347763, 435487, 454767, 569483, 1136603, 1239463, 1306461, 1708449, 1970657, 3409809, 3718389, 5911971, 7403279, 16113019, 21070871, 22209837, 48339057, 63212613, 273921323, 821763969]

約数ペア:

[(1, 821763969), (3, 273921323), (13, 63212613), (17, 48339057), (37, 22209837), (39, 21070871), (51, 16113019), (111, 7403279), (139, 5911971), (221, 3718389), (241, 3409809), (417, 1970657), (481, 1708449), (629, 1306461), (663, 1239463), (723, 1136603), (1443, 569483), (1807, 454767), (1887, 435487), (2363, 347763), (3133, 262293), (4097, 200577), (5143, 159783), (5421, 151589), (7089, 115921), (8177, 100497), (8917, 92157), (9399, 87431), (12291, 66859), (15429, 53261), (24531, 33499), (26751, 30719)]