139870406

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{3491}}^1$

素因数の和:3596

約数の個数: 32

約数和(自身を含む): 239355648

約数和(自身を除く): 99485242

約数列:

[1, 2, 13, 23, 26, 46, 67, 134, 299, 598, 871, 1541, 1742, 3082, 3491, 6982, 20033, 40066, 45383, 80293, 90766, 160586, 233897, 467794, 1043809, 2087618, 3040661, 5379631, 6081322, 10759262, 69935203, 139870406]

約数ペア:

[(1, 139870406), (2, 69935203), (13, 10759262), (23, 6081322), (26, 5379631), (46, 3040661), (67, 2087618), (134, 1043809), (299, 467794), (598, 233897), (871, 160586), (1541, 90766), (1742, 80293), (3082, 45383), (3491, 40066), (6982, 20033)]