72168304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{346963}}^1$

素因数の和:346984

約数の個数: 20

約数和(自身を含む): 150582376

約数和(自身を除く): 78414072

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 346963, 693926, 1387852, 2775704, 4510519, 5551408, 9021038, 18042076, 36084152, 72168304]

約数ペア:

[(1, 72168304), (2, 36084152), (4, 18042076), (8, 9021038), (13, 5551408), (16, 4510519), (26, 2775704), (52, 1387852), (104, 693926), (208, 346963)]