51287436

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{463}}^1$

素因数の和:671

約数の個数: 72

約数和(自身を含む): 138325824

約数和(自身を除く): 87038388

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 181, 204, 306, 362, 463, 543, 612, 724, 926, 1086, 1389, 1629, 1852, 2172, 2778, 3077, 3258, 4167, 5556, 6154, 6516, 7871, 8334, 9231, 12308, 15742, 16668, 18462, 23613, 27693, 31484, 36924, 47226, 55386, 70839, 83803, 94452, 110772, 141678, 167606, 251409, 283356, 335212, 502818, 754227, 1005636, 1424651, 1508454, 2849302, 3016908, 4273953, 5698604, 8547906, 12821859, 17095812, 25643718, 51287436]

約数ペア:

[(1, 51287436), (2, 25643718), (3, 17095812), (4, 12821859), (6, 8547906), (9, 5698604), (12, 4273953), (17, 3016908), (18, 2849302), (34, 1508454), (36, 1424651), (51, 1005636), (68, 754227), (102, 502818), (153, 335212), (181, 283356), (204, 251409), (306, 167606), (362, 141678), (463, 110772), (543, 94452), (612, 83803), (724, 70839), (926, 55386), (1086, 47226), (1389, 36924), (1629, 31484), (1852, 27693), (2172, 23613), (2778, 18462), (3077, 16668), (3258, 15742), (4167, 12308), (5556, 9231), (6154, 8334), (6516, 7871)]