286868918

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{11783}}^1$

素因数の和:11876

約数の個数: 32

約数和(自身を含む): 515856384

約数和(自身を除く): 228987466

約数列:

[1, 2, 7, 14, 37, 47, 74, 94, 259, 329, 518, 658, 1739, 3478, 11783, 12173, 23566, 24346, 82481, 164962, 435971, 553801, 871942, 1107602, 3051797, 3876607, 6103594, 7753214, 20490637, 40981274, 143434459, 286868918]

約数ペア:

[(1, 286868918), (2, 143434459), (7, 40981274), (14, 20490637), (37, 7753214), (47, 6103594), (74, 3876607), (94, 3051797), (259, 1107602), (329, 871942), (518, 553801), (658, 435971), (1739, 164962), (3478, 82481), (11783, 24346), (12173, 23566)]