427687768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{8431}}^1$

素因数の和:8827

約数の個数: 32

約数和(自身を含む): 851463360

約数和(自身を除く): 423775592

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 373, 746, 1492, 2984, 6341, 8431, 12682, 16862, 25364, 33724, 50728, 67448, 143327, 286654, 573308, 1146616, 3144763, 6289526, 12579052, 25158104, 53460971, 106921942, 213843884, 427687768]

約数ペア:

[(1, 427687768), (2, 213843884), (4, 106921942), (8, 53460971), (17, 25158104), (34, 12579052), (68, 6289526), (136, 3144763), (373, 1146616), (746, 573308), (1492, 286654), (2984, 143327), (6341, 67448), (8431, 50728), (12682, 33724), (16862, 25364)]