211691312

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3209}}^1$

素因数の和:3274

約数の個数: 80

約数和(自身を含む): 509491200

約数和(自身を除く): 297799888

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 56, 62, 76, 112, 124, 133, 152, 217, 248, 266, 304, 434, 496, 532, 589, 868, 1064, 1178, 1736, 2128, 2356, 3209, 3472, 4123, 4712, 6418, 8246, 9424, 12836, 16492, 22463, 25672, 32984, 44926, 51344, 60971, 65968, 89852, 99479, 121942, 179704, 198958, 243884, 359408, 397916, 426797, 487768, 696353, 795832, 853594, 975536, 1392706, 1591664, 1707188, 1890101, 2785412, 3414376, 3780202, 5570824, 6828752, 7560404, 11141648, 13230707, 15120808, 26461414, 30241616, 52922828, 105845656, 211691312]

約数ペア:

[(1, 211691312), (2, 105845656), (4, 52922828), (7, 30241616), (8, 26461414), (14, 15120808), (16, 13230707), (19, 11141648), (28, 7560404), (31, 6828752), (38, 5570824), (56, 3780202), (62, 3414376), (76, 2785412), (112, 1890101), (124, 1707188), (133, 1591664), (152, 1392706), (217, 975536), (248, 853594), (266, 795832), (304, 696353), (434, 487768), (496, 426797), (532, 397916), (589, 359408), (868, 243884), (1064, 198958), (1178, 179704), (1736, 121942), (2128, 99479), (2356, 89852), (3209, 65968), (3472, 60971), (4123, 51344), (4712, 44926), (6418, 32984), (8246, 25672), (9424, 22463), (12836, 16492)]