136781421

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{997}}^1$

素因数の和:1193

約数の個数: 32

約数和(自身を含む): 214609920

約数和(自身を除く): 77828499

約数列:

[1, 3, 7, 21, 47, 139, 141, 329, 417, 973, 987, 997, 2919, 2991, 6533, 6979, 19599, 20937, 45731, 46859, 137193, 138583, 140577, 328013, 415749, 970081, 984039, 2910243, 6513401, 19540203, 45593807, 136781421]

約数ペア:

[(1, 136781421), (3, 45593807), (7, 19540203), (21, 6513401), (47, 2910243), (139, 984039), (141, 970081), (329, 415749), (417, 328013), (973, 140577), (987, 138583), (997, 137193), (2919, 46859), (2991, 45731), (6533, 20937), (6979, 19599)]