191553537

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{479}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 296755200

約数和(自身を除く): 105201663

約数列:

[1, 3, 7, 21, 137, 139, 411, 417, 479, 959, 973, 1437, 2877, 2919, 3353, 10059, 19043, 57129, 65623, 66581, 133301, 196869, 199743, 399903, 459361, 466067, 1378083, 1398201, 9121597, 27364791, 63851179, 191553537]

約数ペア:

[(1, 191553537), (3, 63851179), (7, 27364791), (21, 9121597), (137, 1398201), (139, 1378083), (411, 466067), (417, 459361), (479, 399903), (959, 199743), (973, 196869), (1437, 133301), (2877, 66581), (2919, 65623), (3353, 57129), (10059, 19043)]