138306407

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 159957504

約数和(自身を除く): 21651097

約数列:

[1, 17, 31, 37, 41, 173, 527, 629, 697, 1147, 1271, 1517, 2941, 5363, 6401, 7093, 19499, 21607, 25789, 47027, 91171, 108817, 120581, 198431, 219883, 262441, 799459, 3373327, 3738011, 4461497, 8135671, 138306407]

約数ペア:

[(1, 138306407), (17, 8135671), (31, 4461497), (37, 3738011), (41, 3373327), (173, 799459), (527, 262441), (629, 219883), (697, 198431), (1147, 120581), (1271, 108817), (1517, 91171), (2941, 47027), (5363, 25789), (6401, 21607), (7093, 19499)]