72882009

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 117936000

約数和(自身を除く): 45053991

約数列:

[1, 3, 9, 17, 23, 51, 69, 139, 149, 153, 207, 391, 417, 447, 1173, 1251, 1341, 2363, 2533, 3197, 3427, 3519, 7089, 7599, 9591, 10281, 20711, 21267, 22797, 28773, 30843, 54349, 58259, 62133, 163047, 174777, 186399, 352087, 476353, 489141, 524331, 1056261, 1429059, 3168783, 4287177, 8098001, 24294003, 72882009]

約数ペア:

[(1, 72882009), (3, 24294003), (9, 8098001), (17, 4287177), (23, 3168783), (51, 1429059), (69, 1056261), (139, 524331), (149, 489141), (153, 476353), (207, 352087), (391, 186399), (417, 174777), (447, 163047), (1173, 62133), (1251, 58259), (1341, 54349), (2363, 30843), (2533, 28773), (3197, 22797), (3427, 21267), (3519, 20711), (7089, 10281), (7599, 9591)]