121515075

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1693}}^1$

素因数の和:1749

約数の個数: 72

約数和(自身を含む): 245765520

約数和(自身を除く): 124250445

約数列:

[1, 3, 5, 9, 11, 15, 25, 29, 33, 45, 55, 75, 87, 99, 145, 165, 225, 261, 275, 319, 435, 495, 725, 825, 957, 1305, 1595, 1693, 2175, 2475, 2871, 4785, 5079, 6525, 7975, 8465, 14355, 15237, 18623, 23925, 25395, 42325, 49097, 55869, 71775, 76185, 93115, 126975, 147291, 167607, 245485, 279345, 380925, 441873, 465575, 540067, 736455, 838035, 1227425, 1396725, 1620201, 2209365, 2700335, 3682275, 4190175, 4860603, 8101005, 11046825, 13501675, 24303015, 40505025, 121515075]

約数ペア:

[(1, 121515075), (3, 40505025), (5, 24303015), (9, 13501675), (11, 11046825), (15, 8101005), (25, 4860603), (29, 4190175), (33, 3682275), (45, 2700335), (55, 2209365), (75, 1620201), (87, 1396725), (99, 1227425), (145, 838035), (165, 736455), (225, 540067), (261, 465575), (275, 441873), (319, 380925), (435, 279345), (495, 245485), (725, 167607), (825, 147291), (957, 126975), (1305, 93115), (1595, 76185), (1693, 71775), (2175, 55869), (2475, 49097), (2871, 42325), (4785, 25395), (5079, 23925), (6525, 18623), (7975, 15237), (8465, 14355)]