12872475

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{743}}^1$

素因数の和:777

約数の個数: 72

約数和(自身を含む): 28783872

約数和(自身を除く): 15911397

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 33, 35, 45, 55, 63, 75, 77, 99, 105, 165, 175, 225, 231, 275, 315, 385, 495, 525, 693, 743, 825, 1155, 1575, 1925, 2229, 2475, 3465, 3715, 5201, 5775, 6687, 8173, 11145, 15603, 17325, 18575, 24519, 26005, 33435, 40865, 46809, 55725, 57211, 73557, 78015, 122595, 130025, 167175, 171633, 204325, 234045, 286055, 367785, 390075, 514899, 612975, 858165, 1170225, 1430275, 1838925, 2574495, 4290825, 12872475]

約数ペア:

[(1, 12872475), (3, 4290825), (5, 2574495), (7, 1838925), (9, 1430275), (11, 1170225), (15, 858165), (21, 612975), (25, 514899), (33, 390075), (35, 367785), (45, 286055), (55, 234045), (63, 204325), (75, 171633), (77, 167175), (99, 130025), (105, 122595), (165, 78015), (175, 73557), (225, 57211), (231, 55725), (275, 46809), (315, 40865), (385, 33435), (495, 26005), (525, 24519), (693, 18575), (743, 17325), (825, 15603), (1155, 11145), (1575, 8173), (1925, 6687), (2229, 5775), (2475, 5201), (3465, 3715)]