172889265

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{12907}}^1$

素因数の和:12981

約数の個数: 32

約数和(自身を含む): 297400320

約数和(自身を除く): 124511055

約数列:

[1, 3, 5, 15, 19, 47, 57, 95, 141, 235, 285, 705, 893, 2679, 4465, 12907, 13395, 38721, 64535, 193605, 245233, 606629, 735699, 1226165, 1819887, 3033145, 3678495, 9099435, 11525951, 34577853, 57629755, 172889265]

約数ペア:

[(1, 172889265), (3, 57629755), (5, 34577853), (15, 11525951), (19, 9099435), (47, 3678495), (57, 3033145), (95, 1819887), (141, 1226165), (235, 735699), (285, 606629), (705, 245233), (893, 193605), (2679, 64535), (4465, 38721), (12907, 13395)]