18633105

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 36702720

約数和(自身を除く): 18069615

約数列:

[1, 3, 5, 9, 15, 17, 23, 27, 45, 51, 69, 85, 115, 135, 153, 207, 255, 345, 353, 391, 459, 621, 765, 1035, 1059, 1173, 1765, 1955, 2295, 3105, 3177, 3519, 5295, 5865, 6001, 8119, 9531, 10557, 15885, 17595, 18003, 24357, 30005, 40595, 47655, 52785, 54009, 73071, 90015, 121785, 138023, 162027, 219213, 270045, 365355, 414069, 690115, 810135, 1096065, 1242207, 2070345, 3726621, 6211035, 18633105]

約数ペア:

[(1, 18633105), (3, 6211035), (5, 3726621), (9, 2070345), (15, 1242207), (17, 1096065), (23, 810135), (27, 690115), (45, 414069), (51, 365355), (69, 270045), (85, 219213), (115, 162027), (135, 138023), (153, 121785), (207, 90015), (255, 73071), (345, 54009), (353, 52785), (391, 47655), (459, 40595), (621, 30005), (765, 24357), (1035, 18003), (1059, 17595), (1173, 15885), (1765, 10557), (1955, 9531), (2295, 8119), (3105, 6001), (3177, 5865), (3519, 5295)]