68783978

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{27059}}^1$

素因数の和:27133

約数の個数: 16

約数和(自身を含む): 109105920

約数和(自身を除く): 40321942

約数列:

[1, 2, 31, 41, 62, 82, 1271, 2542, 27059, 54118, 838829, 1109419, 1677658, 2218838, 34391989, 68783978]

約数ペア:

[(1, 68783978), (2, 34391989), (31, 2218838), (41, 1677658), (62, 1109419), (82, 838829), (1271, 54118), (2542, 27059)]