90661438

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{661}}^1$

素因数の和:868

約数の個数: 32

約数和(自身を含む): 158816448

約数和(自身を除く): 68155010

約数列:

[1, 2, 7, 14, 97, 101, 194, 202, 661, 679, 707, 1322, 1358, 1414, 4627, 9254, 9797, 19594, 64117, 66761, 68579, 128234, 133522, 137158, 448819, 467327, 897638, 934654, 6475817, 12951634, 45330719, 90661438]

約数ペア:

[(1, 90661438), (2, 45330719), (7, 12951634), (14, 6475817), (97, 934654), (101, 897638), (194, 467327), (202, 448819), (661, 137158), (679, 133522), (707, 128234), (1322, 68579), (1358, 66761), (1414, 64117), (4627, 19594), (9254, 9797)]