71900191

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:295

約数の個数: 32

約数和(自身を含む): 87367680

約数和(自身を除く): 15467489

約数列:

[1, 11, 17, 31, 79, 157, 187, 341, 527, 869, 1343, 1727, 2449, 2669, 4867, 5797, 12403, 14773, 26939, 29359, 41633, 53537, 82739, 136433, 210851, 384493, 457963, 910129, 2319361, 4229423, 6536381, 71900191]

約数ペア:

[(1, 71900191), (11, 6536381), (17, 4229423), (31, 2319361), (79, 910129), (157, 457963), (187, 384493), (341, 210851), (527, 136433), (869, 82739), (1343, 53537), (1727, 41633), (2449, 29359), (2669, 26939), (4867, 14773), (5797, 12403)]