81275958

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{3547}}^1$

素因数の和:3641

約数の個数: 48

約数和(自身を含む): 188185920

約数和(自身を除く): 106909962

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 67, 114, 134, 171, 201, 342, 402, 603, 1206, 1273, 2546, 3547, 3819, 7094, 7638, 10641, 11457, 21282, 22914, 31923, 63846, 67393, 134786, 202179, 237649, 404358, 475298, 606537, 712947, 1213074, 1425894, 2138841, 4277682, 4515331, 9030662, 13545993, 27091986, 40637979, 81275958]

約数ペア:

[(1, 81275958), (2, 40637979), (3, 27091986), (6, 13545993), (9, 9030662), (18, 4515331), (19, 4277682), (38, 2138841), (57, 1425894), (67, 1213074), (114, 712947), (134, 606537), (171, 475298), (201, 404358), (342, 237649), (402, 202179), (603, 134786), (1206, 67393), (1273, 63846), (2546, 31923), (3547, 22914), (3819, 21282), (7094, 11457), (7638, 10641)]