1278991878

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{67181}}^1$

素因数の和:67372

約数の個数: 32

約数和(自身を含む): 2708778240

約数和(自身を除く): 1429786362

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 167, 334, 501, 1002, 3173, 6346, 9519, 19038, 67181, 134362, 201543, 403086, 1276439, 2552878, 3829317, 7658634, 11219227, 22438454, 33657681, 67315362, 213165313, 426330626, 639495939, 1278991878]

約数ペア:

[(1, 1278991878), (2, 639495939), (3, 426330626), (6, 213165313), (19, 67315362), (38, 33657681), (57, 22438454), (114, 11219227), (167, 7658634), (334, 3829317), (501, 2552878), (1002, 1276439), (3173, 403086), (6346, 201543), (9519, 134362), (19038, 67181)]