253189832

素因数分解:

$2^3\times 7^1\times {\mathrm{821}}^1\times {\mathrm{5507}}^1$

素因数の和:6341

約数の個数: 32

約数和(自身を含む): 543309120

約数和(自身を除く): 290119288

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 821, 1642, 3284, 5507, 5747, 6568, 11014, 11494, 22028, 22988, 38549, 44056, 45976, 77098, 154196, 308392, 4521247, 9042494, 18084988, 31648729, 36169976, 63297458, 126594916, 253189832]

約数ペア:

[(1, 253189832), (2, 126594916), (4, 63297458), (7, 36169976), (8, 31648729), (14, 18084988), (28, 9042494), (56, 4521247), (821, 308392), (1642, 154196), (3284, 77098), (5507, 45976), (5747, 44056), (6568, 38549), (11014, 22988), (11494, 22028)]