138977402

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1289}}^1$

素因数の和:1406

約数の個数: 32

約数和(自身を含む): 225884160

約数和(自身を除く): 86906758

約数列:

[1, 2, 31, 37, 47, 62, 74, 94, 1147, 1289, 1457, 1739, 2294, 2578, 2914, 3478, 39959, 47693, 53909, 60583, 79918, 95386, 107818, 121166, 1478483, 1878073, 2241571, 2956966, 3756146, 4483142, 69488701, 138977402]

約数ペア:

[(1, 138977402), (2, 69488701), (31, 4483142), (37, 3756146), (47, 2956966), (62, 2241571), (74, 1878073), (94, 1478483), (1147, 121166), (1289, 107818), (1457, 95386), (1739, 79918), (2294, 60583), (2578, 53909), (2914, 47693), (3478, 39959)]