72180867

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 113678208

約数和(自身を除く): 41497341

約数列:

[1, 3, 11, 19, 33, 57, 73, 83, 209, 219, 249, 361, 627, 803, 913, 1083, 1387, 1577, 2409, 2739, 3971, 4161, 4731, 6059, 11913, 15257, 17347, 18177, 26353, 29963, 45771, 52041, 66649, 79059, 89889, 115121, 199947, 289883, 329593, 345363, 869649, 988779, 1266331, 2187299, 3798993, 6561897, 24060289, 72180867]

約数ペア:

[(1, 72180867), (3, 24060289), (11, 6561897), (19, 3798993), (33, 2187299), (57, 1266331), (73, 988779), (83, 869649), (209, 345363), (219, 329593), (249, 289883), (361, 199947), (627, 115121), (803, 89889), (913, 79059), (1083, 66649), (1387, 52041), (1577, 45771), (2409, 29963), (2739, 26353), (3971, 18177), (4161, 17347), (4731, 15257), (6059, 11913)]