199945005

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{4517}}^1$

素因数の和:4765

約数の個数: 32

約数和(自身を含む): 346114944

約数和(自身を除く): 146169939

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 227, 681, 1135, 2951, 3405, 4517, 8853, 13551, 14755, 22585, 44265, 58721, 67755, 176163, 293605, 880815, 1025359, 3076077, 5126795, 13329667, 15380385, 39989001, 66648335, 199945005]

約数ペア:

[(1, 199945005), (3, 66648335), (5, 39989001), (13, 15380385), (15, 13329667), (39, 5126795), (65, 3076077), (195, 1025359), (227, 880815), (681, 293605), (1135, 176163), (2951, 67755), (3405, 58721), (4517, 44265), (8853, 22585), (13551, 14755)]