399131568

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^2\times {\mathrm{22907}}^1$

素因数の和:22943

約数の個数: 90

約数和(自身を含む): 1227845892

約数和(自身を除く): 828714324

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 121, 132, 144, 176, 198, 242, 264, 363, 396, 484, 528, 726, 792, 968, 1089, 1452, 1584, 1936, 2178, 2904, 4356, 5808, 8712, 17424, 22907, 45814, 68721, 91628, 137442, 183256, 206163, 251977, 274884, 366512, 412326, 503954, 549768, 755931, 824652, 1007908, 1099536, 1511862, 1649304, 2015816, 2267793, 2771747, 3023724, 3298608, 4031632, 4535586, 5543494, 6047448, 8315241, 9071172, 11086988, 12094896, 16630482, 18142344, 22173976, 24945723, 33260964, 36284688, 44347952, 49891446, 66521928, 99782892, 133043856, 199565784, 399131568]

約数ペア:

[(1, 399131568), (2, 199565784), (3, 133043856), (4, 99782892), (6, 66521928), (8, 49891446), (9, 44347952), (11, 36284688), (12, 33260964), (16, 24945723), (18, 22173976), (22, 18142344), (24, 16630482), (33, 12094896), (36, 11086988), (44, 9071172), (48, 8315241), (66, 6047448), (72, 5543494), (88, 4535586), (99, 4031632), (121, 3298608), (132, 3023724), (144, 2771747), (176, 2267793), (198, 2015816), (242, 1649304), (264, 1511862), (363, 1099536), (396, 1007908), (484, 824652), (528, 755931), (726, 549768), (792, 503954), (968, 412326), (1089, 366512), (1452, 274884), (1584, 251977), (1936, 206163), (2178, 183256), (2904, 137442), (4356, 91628), (5808, 68721), (8712, 45814), (17424, 22907)]