28148175

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1$

素因数の和:270

約数の個数: 96

約数和(自身を含む): 59996160

約数和(自身を除く): 31847985

約数列:

[1, 3, 5, 9, 11, 15, 17, 25, 27, 33, 45, 51, 55, 75, 85, 99, 135, 153, 165, 187, 223, 225, 255, 275, 297, 425, 459, 495, 561, 669, 675, 765, 825, 935, 1115, 1275, 1485, 1683, 2007, 2295, 2453, 2475, 2805, 3345, 3791, 3825, 4675, 5049, 5575, 6021, 7359, 7425, 8415, 10035, 11373, 11475, 12265, 14025, 16725, 18955, 22077, 25245, 30105, 34119, 36795, 41701, 42075, 50175, 56865, 61325, 66231, 94775, 102357, 110385, 125103, 126225, 150525, 170595, 183975, 208505, 284325, 331155, 375309, 511785, 551925, 625515, 852975, 1042525, 1125927, 1655775, 1876545, 2558925, 3127575, 5629635, 9382725, 28148175]

約数ペア:

[(1, 28148175), (3, 9382725), (5, 5629635), (9, 3127575), (11, 2558925), (15, 1876545), (17, 1655775), (25, 1125927), (27, 1042525), (33, 852975), (45, 625515), (51, 551925), (55, 511785), (75, 375309), (85, 331155), (99, 284325), (135, 208505), (153, 183975), (165, 170595), (187, 150525), (223, 126225), (225, 125103), (255, 110385), (275, 102357), (297, 94775), (425, 66231), (459, 61325), (495, 56865), (561, 50175), (669, 42075), (675, 41701), (765, 36795), (825, 34119), (935, 30105), (1115, 25245), (1275, 22077), (1485, 18955), (1683, 16725), (2007, 14025), (2295, 12265), (2453, 11475), (2475, 11373), (2805, 10035), (3345, 8415), (3791, 7425), (3825, 7359), (4675, 6021), (5049, 5575)]