72757269

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 117621504

約数和(自身を除く): 44864235

約数列:

[1, 3, 9, 13, 39, 47, 101, 117, 131, 141, 303, 393, 423, 611, 909, 1179, 1313, 1703, 1833, 3939, 4747, 5109, 5499, 6157, 11817, 13231, 14241, 15327, 18471, 39693, 42723, 55413, 61711, 80041, 119079, 172003, 185133, 240123, 516009, 555399, 621857, 720369, 1548027, 1865571, 5596713, 8084141, 24252423, 72757269]

約数ペア:

[(1, 72757269), (3, 24252423), (9, 8084141), (13, 5596713), (39, 1865571), (47, 1548027), (101, 720369), (117, 621857), (131, 555399), (141, 516009), (303, 240123), (393, 185133), (423, 172003), (611, 119079), (909, 80041), (1179, 61711), (1313, 55413), (1703, 42723), (1833, 39693), (3939, 18471), (4747, 15327), (5109, 14241), (5499, 13231), (6157, 11817)]