68214286

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{617}}^1$

素因数の和:828

約数の個数: 32

約数和(自身を含む): 120139200

約数和(自身を除く): 51924914

約数列:

[1, 2, 7, 14, 53, 106, 149, 298, 371, 617, 742, 1043, 1234, 2086, 4319, 7897, 8638, 15794, 32701, 55279, 65402, 91933, 110558, 183866, 228907, 457814, 643531, 1287062, 4872449, 9744898, 34107143, 68214286]

約数ペア:

[(1, 68214286), (2, 34107143), (7, 9744898), (14, 4872449), (53, 1287062), (106, 643531), (149, 457814), (298, 228907), (371, 183866), (617, 110558), (742, 91933), (1043, 65402), (1234, 55279), (2086, 32701), (4319, 15794), (7897, 8638)]