161698284

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21491}}^1$

素因数の和:21531

約数の個数: 72

約数和(自身を含む): 469385280

約数和(自身を除く): 307686996

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 132, 171, 198, 209, 228, 342, 396, 418, 627, 684, 836, 1254, 1881, 2508, 3762, 7524, 21491, 42982, 64473, 85964, 128946, 193419, 236401, 257892, 386838, 408329, 472802, 709203, 773676, 816658, 945604, 1224987, 1418406, 1633316, 2127609, 2449974, 2836812, 3674961, 4255218, 4491619, 4899948, 7349922, 8510436, 8983238, 13474857, 14699844, 17966476, 26949714, 40424571, 53899428, 80849142, 161698284]

約数ペア:

[(1, 161698284), (2, 80849142), (3, 53899428), (4, 40424571), (6, 26949714), (9, 17966476), (11, 14699844), (12, 13474857), (18, 8983238), (19, 8510436), (22, 7349922), (33, 4899948), (36, 4491619), (38, 4255218), (44, 3674961), (57, 2836812), (66, 2449974), (76, 2127609), (99, 1633316), (114, 1418406), (132, 1224987), (171, 945604), (198, 816658), (209, 773676), (228, 709203), (342, 472802), (396, 408329), (418, 386838), (627, 257892), (684, 236401), (836, 193419), (1254, 128946), (1881, 85964), (2508, 64473), (3762, 42982), (7524, 21491)]