197979145

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{22901}}^1$

素因数の和:22945

約数の個数: 32

約数和(自身を含む): 307802880

約数和(自身を除く): 109823735

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 8645, 22901, 114505, 160307, 297713, 435119, 801535, 1488565, 2083991, 2175595, 3045833, 5656547, 10419955, 15229165, 28282735, 39595829, 197979145]

約数ペア:

[(1, 197979145), (5, 39595829), (7, 28282735), (13, 15229165), (19, 10419955), (35, 5656547), (65, 3045833), (91, 2175595), (95, 2083991), (133, 1488565), (247, 801535), (455, 435119), (665, 297713), (1235, 160307), (1729, 114505), (8645, 22901)]