72016578

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1523}}^1$

素因数の和:1639

約数の個数: 48

約数和(自身を含む): 162616896

約数和(自身を除く): 90600318

約数列:

[1, 2, 3, 6, 9, 18, 37, 71, 74, 111, 142, 213, 222, 333, 426, 639, 666, 1278, 1523, 2627, 3046, 4569, 5254, 7881, 9138, 13707, 15762, 23643, 27414, 47286, 56351, 108133, 112702, 169053, 216266, 324399, 338106, 507159, 648798, 973197, 1014318, 1946394, 4000921, 8001842, 12002763, 24005526, 36008289, 72016578]

約数ペア:

[(1, 72016578), (2, 36008289), (3, 24005526), (6, 12002763), (9, 8001842), (18, 4000921), (37, 1946394), (71, 1014318), (74, 973197), (111, 648798), (142, 507159), (213, 338106), (222, 324399), (333, 216266), (426, 169053), (639, 112702), (666, 108133), (1278, 56351), (1523, 47286), (2627, 27414), (3046, 23643), (4569, 15762), (5254, 13707), (7881, 9138)]