28029276

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1913}}^1$

素因数の和:1971

約数の個数: 72

約数和(自身を含む): 79423344

約数和(自身を除く): 51394068

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 37, 44, 66, 74, 99, 111, 132, 148, 198, 222, 333, 396, 407, 444, 666, 814, 1221, 1332, 1628, 1913, 2442, 3663, 3826, 4884, 5739, 7326, 7652, 11478, 14652, 17217, 21043, 22956, 34434, 42086, 63129, 68868, 70781, 84172, 126258, 141562, 189387, 212343, 252516, 283124, 378774, 424686, 637029, 757548, 778591, 849372, 1274058, 1557182, 2335773, 2548116, 3114364, 4671546, 7007319, 9343092, 14014638, 28029276]

約数ペア:

[(1, 28029276), (2, 14014638), (3, 9343092), (4, 7007319), (6, 4671546), (9, 3114364), (11, 2548116), (12, 2335773), (18, 1557182), (22, 1274058), (33, 849372), (36, 778591), (37, 757548), (44, 637029), (66, 424686), (74, 378774), (99, 283124), (111, 252516), (132, 212343), (148, 189387), (198, 141562), (222, 126258), (333, 84172), (396, 70781), (407, 68868), (444, 63129), (666, 42086), (814, 34434), (1221, 22956), (1332, 21043), (1628, 17217), (1913, 14652), (2442, 11478), (3663, 7652), (3826, 7326), (4884, 5739)]