191973089

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 245203200

約数和(自身を除く): 53230111

約数列:

[1, 7, 11, 77, 89, 109, 257, 623, 763, 979, 1199, 1799, 2827, 6853, 8393, 9701, 19789, 22873, 28013, 67907, 106711, 160111, 196091, 251603, 308143, 746977, 1761221, 2157001, 2493157, 17452099, 27424727, 191973089]

約数ペア:

[(1, 191973089), (7, 27424727), (11, 17452099), (77, 2493157), (89, 2157001), (109, 1761221), (257, 746977), (623, 308143), (763, 251603), (979, 196091), (1199, 160111), (1799, 106711), (2827, 67907), (6853, 28013), (8393, 22873), (9701, 19789)]