478890862

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1\times {\mathrm{311}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 754790400

約数和(自身を除く): 275899538

約数列:

[1, 2, 29, 58, 139, 191, 278, 311, 382, 622, 4031, 5539, 8062, 9019, 11078, 18038, 26549, 43229, 53098, 59401, 86458, 118802, 769921, 1253641, 1539842, 1722629, 2507282, 3445258, 8256739, 16513478, 239445431, 478890862]

約数ペア:

[(1, 478890862), (2, 239445431), (29, 16513478), (58, 8256739), (139, 3445258), (191, 2507282), (278, 1722629), (311, 1539842), (382, 1253641), (622, 769921), (4031, 118802), (5539, 86458), (8062, 59401), (9019, 53098), (11078, 43229), (18038, 26549)]