1398209905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{2819}}^1$

素因数の和:3093

約数の個数: 32

約数和(自身を含む): 1851724800

約数和(自身を除く): 453514895

約数列:

[1, 5, 19, 23, 95, 115, 227, 437, 1135, 2185, 2819, 4313, 5221, 14095, 21565, 26105, 53561, 64837, 99199, 267805, 324185, 495995, 639913, 1231903, 3199565, 6159515, 12158347, 14717999, 60791735, 73589995, 279641981, 1398209905]

約数ペア:

[(1, 1398209905), (5, 279641981), (19, 73589995), (23, 60791735), (95, 14717999), (115, 12158347), (227, 6159515), (437, 3199565), (1135, 1231903), (2185, 639913), (2819, 495995), (4313, 324185), (5221, 267805), (14095, 99199), (21565, 64837), (26105, 53561)]