28720134

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1063}}^1$

素因数の和:1169

約数の個数: 48

約数和(自身を含む): 66393600

約数和(自身を除く): 37673466

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 79, 114, 158, 171, 237, 342, 474, 711, 1063, 1422, 1501, 2126, 3002, 3189, 4503, 6378, 9006, 9567, 13509, 19134, 20197, 27018, 40394, 60591, 83977, 121182, 167954, 181773, 251931, 363546, 503862, 755793, 1511586, 1595563, 3191126, 4786689, 9573378, 14360067, 28720134]

約数ペア:

[(1, 28720134), (2, 14360067), (3, 9573378), (6, 4786689), (9, 3191126), (18, 1595563), (19, 1511586), (38, 755793), (57, 503862), (79, 363546), (114, 251931), (158, 181773), (171, 167954), (237, 121182), (342, 83977), (474, 60591), (711, 40394), (1063, 27018), (1422, 20197), (1501, 19134), (2126, 13509), (3002, 9567), (3189, 9006), (4503, 6378)]