172396455

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{21323}}^1$

素因数の和:21356

約数の個数: 48

約数和(自身を含む): 350054784

約数和(自身を除く): 177658329

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 147, 165, 231, 245, 385, 539, 735, 1155, 1617, 2695, 8085, 21323, 63969, 106615, 149261, 234553, 319845, 447783, 703659, 746305, 1044827, 1172765, 1641871, 2238915, 3134481, 3518295, 4925613, 5224135, 8209355, 11493097, 15672405, 24628065, 34479291, 57465485, 172396455]

約数ペア:

[(1, 172396455), (3, 57465485), (5, 34479291), (7, 24628065), (11, 15672405), (15, 11493097), (21, 8209355), (33, 5224135), (35, 4925613), (49, 3518295), (55, 3134481), (77, 2238915), (105, 1641871), (147, 1172765), (165, 1044827), (231, 746305), (245, 703659), (385, 447783), (539, 319845), (735, 234553), (1155, 149261), (1617, 106615), (2695, 63969), (8085, 21323)]