28921266

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{269}}^1$

素因数の和:472

約数の個数: 64

約数和(自身を含む): 70761600

約数和(自身を除く): 41840334

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 181, 198, 269, 297, 362, 538, 543, 594, 807, 1086, 1614, 1629, 1991, 2421, 2959, 3258, 3982, 4842, 4887, 5918, 5973, 7263, 8877, 9774, 11946, 14526, 17754, 17919, 26631, 35838, 48689, 53262, 53757, 79893, 97378, 107514, 146067, 159786, 292134, 438201, 535579, 876402, 1071158, 1314603, 1606737, 2629206, 3213474, 4820211, 9640422, 14460633, 28921266]

約数ペア:

[(1, 28921266), (2, 14460633), (3, 9640422), (6, 4820211), (9, 3213474), (11, 2629206), (18, 1606737), (22, 1314603), (27, 1071158), (33, 876402), (54, 535579), (66, 438201), (99, 292134), (181, 159786), (198, 146067), (269, 107514), (297, 97378), (362, 79893), (538, 53757), (543, 53262), (594, 48689), (807, 35838), (1086, 26631), (1614, 17919), (1629, 17754), (1991, 14526), (2421, 11946), (2959, 9774), (3258, 8877), (3982, 7263), (4842, 5973), (4887, 5918)]