427553618

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{313}}^1\times {\mathrm{349}}^1$

素因数の和:786

約数の個数: 32

約数和(自身を含む): 685776000

約数和(自身を除く): 258222382

約数列:

[1, 2, 19, 38, 103, 206, 313, 349, 626, 698, 1957, 3914, 5947, 6631, 11894, 13262, 32239, 35947, 64478, 71894, 109237, 218474, 612541, 682993, 1225082, 1365986, 2075503, 4151006, 11251411, 22502822, 213776809, 427553618]

約数ペア:

[(1, 427553618), (2, 213776809), (19, 22502822), (38, 11251411), (103, 4151006), (206, 2075503), (313, 1365986), (349, 1225082), (626, 682993), (698, 612541), (1957, 218474), (3914, 109237), (5947, 71894), (6631, 64478), (11894, 35947), (13262, 32239)]