38613681

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 64022400

約数和(自身を除く): 25408719

約数列:

[1, 3, 9, 17, 19, 37, 51, 57, 111, 153, 171, 323, 333, 359, 629, 703, 969, 1077, 1887, 2109, 2907, 3231, 5661, 6103, 6327, 6821, 11951, 13283, 18309, 20463, 35853, 39849, 54927, 61389, 107559, 115957, 119547, 225811, 252377, 347871, 677433, 757131, 1043613, 2032299, 2271393, 4290409, 12871227, 38613681]

約数ペア:

[(1, 38613681), (3, 12871227), (9, 4290409), (17, 2271393), (19, 2032299), (37, 1043613), (51, 757131), (57, 677433), (111, 347871), (153, 252377), (171, 225811), (323, 119547), (333, 115957), (359, 107559), (629, 61389), (703, 54927), (969, 39849), (1077, 35853), (1887, 20463), (2109, 18309), (2907, 13283), (3231, 11951), (5661, 6821), (6103, 6327)]