9869990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3301}}^1$

素因数の和:3344

約数の個数: 32

約数和(自身を含む): 19970496

約数和(自身を除く): 10100506

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 3301, 6602, 16505, 33010, 42913, 75923, 85826, 151846, 214565, 379615, 429130, 759230, 986999, 1973998, 4934995, 9869990]

約数ペア:

[(1, 9869990), (2, 4934995), (5, 1973998), (10, 986999), (13, 759230), (23, 429130), (26, 379615), (46, 214565), (65, 151846), (115, 85826), (130, 75923), (230, 42913), (299, 33010), (598, 16505), (1495, 6602), (2990, 3301)]