520001898

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{42463}}^1$

素因数の和:42638

約数の個数: 32

約数和(自身を含む): 1127164416

約数和(自身を除く): 607162518

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 157, 314, 471, 942, 2041, 4082, 6123, 12246, 42463, 84926, 127389, 254778, 552019, 1104038, 1656057, 3312114, 6666691, 13333382, 20000073, 40000146, 86666983, 173333966, 260000949, 520001898]

約数ペア:

[(1, 520001898), (2, 260000949), (3, 173333966), (6, 86666983), (13, 40000146), (26, 20000073), (39, 13333382), (78, 6666691), (157, 3312114), (314, 1656057), (471, 1104038), (942, 552019), (2041, 254778), (4082, 127389), (6123, 84926), (12246, 42463)]