214918616

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{40037}}^1$

素因数の和:40115

約数の個数: 32

約数和(自身を含む): 446824080

約数和(自身を除く): 231905464

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 1342, 2684, 5368, 40037, 80074, 160148, 320296, 440407, 880814, 1761628, 2442257, 3523256, 4884514, 9769028, 19538056, 26864827, 53729654, 107459308, 214918616]

約数ペア:

[(1, 214918616), (2, 107459308), (4, 53729654), (8, 26864827), (11, 19538056), (22, 9769028), (44, 4884514), (61, 3523256), (88, 2442257), (122, 1761628), (244, 880814), (488, 440407), (671, 320296), (1342, 160148), (2684, 80074), (5368, 40037)]