71208904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{659}}^1\times {\mathrm{1039}}^1$

素因数の和:1717

約数の個数: 32

約数和(自身を含む): 144144000

約数和(自身を除く): 72935096

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 659, 1039, 1318, 2078, 2636, 4156, 5272, 8312, 8567, 13507, 17134, 27014, 34268, 54028, 68536, 108056, 684701, 1369402, 2738804, 5477608, 8901113, 17802226, 35604452, 71208904]

約数ペア:

[(1, 71208904), (2, 35604452), (4, 17802226), (8, 8901113), (13, 5477608), (26, 2738804), (52, 1369402), (104, 684701), (659, 108056), (1039, 68536), (1318, 54028), (2078, 34268), (2636, 27014), (4156, 17134), (5272, 13507), (8312, 8567)]