291490262

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{6217}}^1$

素因数の和:6440

約数の個数: 32

約数和(自身を含む): 531862848

約数和(自身を除く): 240372586

約数列:

[1, 2, 7, 14, 17, 34, 119, 197, 238, 394, 1379, 2758, 3349, 6217, 6698, 12434, 23443, 43519, 46886, 87038, 105689, 211378, 739823, 1224749, 1479646, 2449498, 8573243, 17146486, 20820733, 41641466, 145745131, 291490262]

約数ペア:

[(1, 291490262), (2, 145745131), (7, 41641466), (14, 20820733), (17, 17146486), (34, 8573243), (119, 2449498), (197, 1479646), (238, 1224749), (394, 739823), (1379, 211378), (2758, 105689), (3349, 87038), (6217, 46886), (6698, 43519), (12434, 23443)]