661363256

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{18793}}^1$

素因数の和:18935

約数の個数: 32

約数和(自身を含む): 1278743760

約数和(自身を除く): 617380504

約数列:

[1, 2, 4, 8, 53, 83, 106, 166, 212, 332, 424, 664, 4399, 8798, 17596, 18793, 35192, 37586, 75172, 150344, 996029, 1559819, 1992058, 3119638, 3984116, 6239276, 7968232, 12478552, 82670407, 165340814, 330681628, 661363256]

約数ペア:

[(1, 661363256), (2, 330681628), (4, 165340814), (8, 82670407), (53, 12478552), (83, 7968232), (106, 6239276), (166, 3984116), (212, 3119638), (332, 1992058), (424, 1559819), (664, 996029), (4399, 150344), (8798, 75172), (17596, 37586), (18793, 35192)]