78213656

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{337}}^1\times {\mathrm{433}}^1$

素因数の和:843

約数の個数: 32

約数和(自身を含む): 149625840

約数和(自身を除く): 71412184

約数列:

[1, 2, 4, 8, 67, 134, 268, 337, 433, 536, 674, 866, 1348, 1732, 2696, 3464, 22579, 29011, 45158, 58022, 90316, 116044, 145921, 180632, 232088, 291842, 583684, 1167368, 9776707, 19553414, 39106828, 78213656]

約数ペア:

[(1, 78213656), (2, 39106828), (4, 19553414), (8, 9776707), (67, 1167368), (134, 583684), (268, 291842), (337, 232088), (433, 180632), (536, 145921), (674, 116044), (866, 90316), (1348, 58022), (1732, 45158), (2696, 29011), (3464, 22579)]