212710015

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{677}}^1$

素因数の和:927

約数の個数: 32

約数和(自身を含む): 299925504

約数和(自身を除く): 87215489

約数列:

[1, 5, 7, 35, 47, 191, 235, 329, 677, 955, 1337, 1645, 3385, 4739, 6685, 8977, 23695, 31819, 44885, 62839, 129307, 159095, 222733, 314195, 646535, 905149, 1113665, 4525745, 6077429, 30387145, 42542003, 212710015]

約数ペア:

[(1, 212710015), (5, 42542003), (7, 30387145), (35, 6077429), (47, 4525745), (191, 1113665), (235, 905149), (329, 646535), (677, 314195), (955, 222733), (1337, 159095), (1645, 129307), (3385, 62839), (4739, 44885), (6685, 31819), (8977, 23695)]