217423962

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{379}}^1$

素因数の和:580

約数の個数: 96

約数和(自身を含む): 561974400

約数和(自身を除く): 344550438

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 58, 63, 87, 126, 157, 174, 203, 261, 314, 379, 406, 471, 522, 609, 758, 942, 1099, 1137, 1218, 1413, 1827, 2198, 2274, 2653, 2826, 3297, 3411, 3654, 4553, 5306, 6594, 6822, 7959, 9106, 9891, 10991, 13659, 15918, 19782, 21982, 23877, 27318, 31871, 32973, 40977, 47754, 59503, 63742, 65946, 76937, 81954, 95613, 98919, 119006, 153874, 178509, 191226, 197838, 230811, 286839, 357018, 416521, 461622, 535527, 573678, 692433, 833042, 1071054, 1249563, 1384866, 1725587, 2499126, 3451174, 3748689, 5176761, 7497378, 10353522, 12079109, 15530283, 24158218, 31060566, 36237327, 72474654, 108711981, 217423962]

約数ペア:

[(1, 217423962), (2, 108711981), (3, 72474654), (6, 36237327), (7, 31060566), (9, 24158218), (14, 15530283), (18, 12079109), (21, 10353522), (29, 7497378), (42, 5176761), (58, 3748689), (63, 3451174), (87, 2499126), (126, 1725587), (157, 1384866), (174, 1249563), (203, 1071054), (261, 833042), (314, 692433), (379, 573678), (406, 535527), (471, 461622), (522, 416521), (609, 357018), (758, 286839), (942, 230811), (1099, 197838), (1137, 191226), (1218, 178509), (1413, 153874), (1827, 119006), (2198, 98919), (2274, 95613), (2653, 81954), (2826, 76937), (3297, 65946), (3411, 63742), (3654, 59503), (4553, 47754), (5306, 40977), (6594, 32973), (6822, 31871), (7959, 27318), (9106, 23877), (9891, 21982), (10991, 19782), (13659, 15918)]